Tham gia Khóa học hè 2024 trên OLM ngay tại đây!

Ứng dụng OLM Phụ huynh cập nhật: Xem được chi tiết bài làm của con!

Đừng bỏ lỡ lịch livestream khóa học hè tuần 7 dành cho học sinh lớp 4 lên lớp 5!

Tham gia livestream ôn tập hè dành cho học sinh lớp 4 lên lớp 5 ngay tại đây!

Tham gia ngay lớp ôn tập hè dành cho học sinh lớp 6 lên lớp 7 tại đây!

K
Khách

Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.

Tất cả Toán Vật lý Hóa học Sinh học Ngữ văn Tiếng anh Lịch sử Địa lý Tin học Công nghệ Giáo dục công dân Âm nhạc Mỹ thuật Tiếng anh thí điểm Lịch sử và Địa lý Thể dục Khoa học Tự nhiên và xã hội Đạo đức Thủ công Quốc phòng an ninh Tiếng việt Khoa học tự nhiên
Mua vip
DD
Đặng Đỗ Bá Minh
20 tháng 2 2016 - olm
Question 9:Anna multiply together the following numbersHow many zeros are there at the end of the product?  Answer: There...
Đọc tiếp

Question 9:
Anna multiply together the following numbers

How many zeros are there at the end of the product? 
 Answer: There are  zeros.
#Toán lớp 6
0
NT
Nguyễn Thành Luân
27 tháng 2 2016 - olm
Question 1:The perimeter of the circle is cm(Write your answer by decimal in the simplest form)Question 2:Calculate: 626.35+525.36 =Question 3:Calculate:(Write your answer in the simplest form)Question 4:There are 60 seats on a train. 40% of the seats are empty. How many empty seats are there in the train?Answer: There are empty seats.Question 5:A car traveled at a constant speed for 5 hours, covering a total distance of 301km. How far did the car travel for one hour?(Write your answer by...
Đọc tiếp

Question 1:

The perimeter of the circle is cm
(Write your answer by decimal in the simplest form)

Question 2:
Calculate: 626.35+525.36 =

Question 3:
Calculate:
(Write your answer in the simplest form)

Question 4:
There are 60 seats on a train. 40% of the seats are empty. How many empty seats are there in the train?
Answer: There are empty seats.

Question 5:
A car traveled at a constant speed for 5 hours, covering a total distance of 301km. How far did the car travel for one hour?
(Write your answer by decimal in simplest form)
Answer:

Question 6:

The value of m is

Question 7:
Mrs. Jane buys 10kg of flour. She uses 1/6 of it to make a cake and 1/3 of it to make grape pies. How many kilograms of flour are left?
Answer: kg.

Question 8:
45% of M is 72. The value of M is

Question 9:
Emily rides her horse 21km in 7/6 hours. What is her average speed in kilometers per hour?

Answer: Her average speed is kilometers per hour.

Question 10:
Anna multiply together the following numbers

How many zeros are there at the end of the product?
 Answer: There are zeros.
#Toán lớp 6
0
AN
Akari Nguyễn
11 tháng 10 2015 - olm
Anna multiply togheter following numbers20     21         22          23           24          25         26          30How many zeros are there at the end of product?(Dịch: Tích các số trên có tận cùng là bao nhiêu chữ số...
Đọc tiếp

Anna multiply togheter following numbers

20     21         22          23           24          25         26          30

How many zeros are there at the end of product?

(Dịch: Tích các số trên có tận cùng là bao nhiêu chữ số 0)
#Toán lớp 6
1
DB
Diep Bui Thi
17 tháng 5 2016

hơi khó

Đúng(0)
T
Trang
14 tháng 10 2015 - olm
Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)Question 1:A classroom is 6.5 meters long and 4.2 meters wide. What is its area?  Answer: Its area is ................................ (Write your answer by decimal in the simplest form)Question 2:The area of the trapezoid below is  .........................Question 3:What is 50% of 824?Answer: .........................................Question 4:The perimeter...
Đọc tiếp

Fill in the blank with the suitable number (Note: write decimal number with "the dot" between number part and fraction part. Example: 0.5)

Question 1:
A classroom is 6.5 meters long and 4.2 meters wide. What is its area? 
 Answer: Its area is ................................ 
(Write your answer by decimal in the simplest form)

Question 2:
The area of the trapezoid below is  .........................

Question 3:
What is 50% of 824?
Answer: .........................................

Question 4:

The perimeter of the circle is ...........................cm
(Write your answer by decimal in the simplest form)

Question 5:
45% of M is 72. The value of M is ............................

Question 6:
A car traveled at a constant speed for 5 hours, covering a total distance of 301km. How far did the car travel for one hour? 
(Write your answer by decimal in simplest form)
Answer: .............................

Question 7:
The perimeter of a rectangular land is 90m. Its length is 7m longer than its width. The area of this land is  ..................

Question 8:

The value of m is ..........................

Question 9:
Anna multiply together the following numbers

How many zeros are there at the end of the product? 
 Answer: There are ................... zeros.

Question 10:
If  and n is a natural number then n = ..........................
#Toán lớp 6
2
TL
Tạ Lương Minh Hoàng
14 tháng 10 2015

3)=412

4)21,98

5)32,4

Đúng(0)
YM
Yamada Miko
11 tháng 8 2016

Question 1:  27,3

Question 2: 18

Question 3:  412

Question 4:  21,98 cm

Question 5: M=32,4

Question 6: 60,2

Question 7: 494

Question 8: m=9

Question 9: 4 zeros

Question 10: n=5

Đúng(0)
DB
Diep Bui Thi
16 tháng 5 2016 - olm
giúp mình mấy câu này đi:Question 4:The area of the trapezoid below is..............    Question 6:The area of the trapezoid below is 100 m2. Find x:Answer: x =............. Question 7:The perimeter of a rectangular land is 90m. Its length is 7m longer than its width. The area of thisland is............. .  .Question 8:The value of m is..............Question 9:Which number between 70 and 80 can be expressed both as the sum of two consecutive natural numbers and as the sum of three...
Đọc tiếp

giúp mình mấy câu này đi:

Question 4:
The area of the trapezoid below is..............    

Question 6:
The area of the trapezoid below is 100 m2. Find x:

Answer: x =............. 

Question 7:
The perimeter of a rectangular land is 90m. Its length is 7m longer than its width. The area of this

land is............. .  .

Question 8:

The value of m is..............

Question 9:
Which number between 70 and 80 can be expressed both as the sum of two consecutive natural numbers and as the sum of three consecutive natural numbers? 
 Answer: ..............

Question 10:
Anna multiply together the following numbers

How many zeros are there at the end of the product?

Answer: There are ............... zeros.
#Toán lớp 6
2
OH
o0o Hinata o0o
16 tháng 5 2016

4 ) S = 18 cm2

6 ) x = 20 cm

Vậy thôi nhick mik làm tiếp

Đúng(0)
NH
Nguyễn Hoàng Tiến
16 tháng 5 2016

4) 18 cm2

6) 20 cm

Đúng(0)
TL
Trần Lương Cát Tường
21 tháng 1 2016 - olm
Question 1: What is 1/6 of  744? Answer: 124Question 2: Express seventy thousand, four hundred and nine in numerals. Answer: 70409 Question 3: Study the pattern. 88:8=11   880:8=110  8800:8= ?  The missing number is 1100Question 4: Subtract 346 from 752. Answer: 406Question 5: The ratio of boys to girls at a school is 5:4. If there are 255 boys at the school then how many students are there at the school?  Answer: 459 students.Question 6: The product of  2 different natural numbers is 9. Their...
Đọc tiếp

Question 1: What is 1/6 of  744? Answer: 124
Question 2: Express seventy thousand, four hundred and nine in numerals. Answer: 70409 
Question 3: Study the pattern. 88:8=11   880:8=110  8800:8= ?  The missing number is 1100
Question 4: Subtract 346 from 752. Answer: 406
Question 5: The ratio of boys to girls at a school is 5:4. If there are 255 boys at the school then how many students are there at the school?  Answer: 459 students.
Question 6: The product of  2 different natural numbers is 9. Their sum is 10 
Question 7: Jack, Mary and Jacob buy ice creams. Jack buys twice as many as Mary. Jacob buys three times as many as Jack. If Jacob buys 12 ice creams then Mary buys 2 ice creams.
Question 8: My giant flower doubles its size every day. On Friday, it is 5 ( hay 10 gì đó ) times as big as its was on the preceding Sunday.
Question 9: If we write all of the whole numbers from 10 through 99 and cross out any number in which the first or second digit is divisible by 2 (for example, 41 is crossed out as 4 is divisible by 2 and 36 is crossed out as 6 is divisible by 2), how many numbers are crossed out? Answer: 65 numbers.
Question 10: It takes Bella three hours to clean a house. It takes Anna two hours to clean the house. How long would it take for them to clean it together?  Answer: 72 minutes.
#Toán lớp 5
6
ZD
Zeref Dragneel
21 tháng 1 2016

Câu hỏi 1: Điều gì là 1/6 của 744? Trả lời: 124 
Câu hỏi 2: Thể hiện bảy mươi ngàn, 409 bằng chữ số. Trả lời: 70.409  
Câu hỏi 3: Nghiên cứu mô hình. 88: 8 = 11 880: 8 = 110 8800: 8 =? Số còn thiếu là 1100 
Câu hỏi 4: Trừ 346 từ 752. Trả lời: 406 
Câu hỏi 5: Tỷ lệ trẻ em trai cô gái tại một trường học là 5: 4. Nếu có 255 trẻ em trai tại trường sau đó có bao nhiêu sinh viên đang học tại trường? Câu trả lời:. 459 sinh viên 
Câu hỏi 6: Các sản phẩm của 2 số tự nhiên khác nhau là 9. tổng của chúng là 10  
Câu hỏi 7: Jack, Mary và Jacob mua kem. Jack mua gấp đôi so với Mary. Jacob mua ba lần so với Jack. Nếu Jacob mua 12 kem sau đó Mary mua 2 kem. 
Câu hỏi 8: bông hoa khổng lồ của tôi tăng gấp đôi kích thước của nó mỗi ngày. Hôm thứ sáu, nó là 5 (hay 10 gì đó) lần lớn như nó đã vào trước ngày Chủ nhật. 
Câu 9: Nếu chúng ta viết tất cả các số nguyên từ 10 đến 99 và gạch bỏ bất kỳ số trong đó chữ số đầu tiên hoặc thứ hai được chia hết cho 2 (ví dụ, 41 được gạch chéo là 4 là chia hết cho 2 và 36 được gạch chéo là 6 chia hết cho 2), có bao nhiêu số đang vượt qua? Câu trả lời:. 65 số 
Câu hỏi 10: Mất Bella ba giờ để làm sạch một ngôi nhà. Phải mất Anna hai giờ để dọn dẹp nhà cửa. Bao lâu nó sẽ đưa cho họ để làm sạch nó với nhau? Trả lời: 72 phút.

Đúng(0)
TM
Tran Minh Dung
22 tháng 1 2016

Cau 8 Phan Ba Cuong sai, phai la 32 lan

Đúng(0)
ND
ngo duc minh
21 tháng 1 2016 - olm

Question 5:
The ratio of boys to girls at a school is 5:4. If there are 255 boys at the school then how many students are there at the school? 
Answer:  students.
#Toán lớp 5
1
KO
King of kings
21 tháng 1 2016

405 students

 

Đúng(0)
TT
Thiên Thần Ánh Sáng
7 tháng 3 2017 - olm
Câu 8:There are 1230 bottles in a factory. 289 of them are red. There are 259 more blue bottles than red bottles. The rest are purple bottles. How many purple bottles are there in the factory?Answer: There are ......  purple bottles.Câu 9:Mark has 68 more books than Michael. Tom has 21 fewer books than Mark. They have 865 books in all. How many books does Mark have?Answer: Mark has.....  books.Câu 10:Anna spent 472 dollars on food, 89 dollars on bus fares and saved 302 dollars. Tom had the...
Đọc tiếp

Câu 8:
There are 1230 bottles in a factory. 289 of them are red. There are 259 more blue bottles than red bottles. The rest are purple bottles. How many purple bottles are there in the factory?
Answer: There are ......  purple bottles.

Câu 9:
Mark has 68 more books than Michael. Tom has 21 fewer books than Mark. They have 865 books in all. How many books does Mark have?
Answer: Mark has.....  books.

Câu 10:
Anna spent 472 dollars on food, 89 dollars on bus fares and saved 302 dollars. Tom had the same amount of money as Anna but he saved 38 more dollars than Anna. How much did he spend in all?
Answer: He spent .......  dollars.
#Toán lớp 4
1
VT
Vũ Thị Ngọc Mai
7 tháng 3 2017

8: số chai màu xanh là: 289 + 259 = 548 (chai)

số chai màu tím là 1230 - 289 - 548 = 393 (chai)

Đúng(0)
NT
nguyen tien dung
4 tháng 12 2016 - olm
toan quoc te nhaQuestion 1:There are two parallel lines in the figure. What is the value of x?  Answer: x = Question 2:ABC and RTS are similar triangles.The value of x is Question 3:If x<0 and 5x+8+|3x|=0 then x=Question 4:I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?Answer: Question 5:How many triples of integers (a,b,c) are there such that  ? Answer:  triples.Question 6:Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a...
Đọc tiếp

toan quoc te nha

Question 1:
There are two parallel lines in the figure. What is the value of x? 

 Answer: x = 

Question 2:


ABC and RTS are similar triangles.
The value of x is 

Question 3:
If x<0 and 5x+8+|3x|=0 then x=

Question 4:
I am a multiple of 70 between 400 and 600. My tens digit is odd. Who am I?

Answer: 

Question 5:
How many triples of integers (a,b,c) are there such that 
 ? 
Answer:  triples.

Question 6:
Each of the 37 students in the grade 8 at a school has one dog or one cat or both a dog and a cat. Twenty students have a dog and 24 students have a cat. 
How many students have both a dog and a cat?
Answer:  students.

Question 7:
The sum of 2 positive integer numbers is greater than their product if the smaller number is 

Question 8:
How many different real numbers satisfy the following equation?
 
Answer: 

Question 9:
The area of trapezoid ABCD is 180   .The altitude is 8 cm,AD is 10 cm,and BC is 17 cm.
What is AB,in centimeters?

Answer:  cm.

Question 10:
There are 115 cars in a village of 26 families. Each family has either 4 or 5 cars. 
How many families have 4 cars? 
 Answer:  families.
#Toán lớp 6
0
TT
Trang Trần Love BigBang
12 tháng 12 2015 - olm
Question 1:J is a factor and a multiple of 25. What is J?Answer: J = Question 2:How many prime numbers are less than 10? Answer: There are  numbers.Question 3:Which of following numbers is composite?Answer: .Question 4:P is a prime number and a factor of 8. What is P?Answer: P = Question 5:Find the sum of all the factors of 15Answer: Question 6:In the following figure, AN = 5cm and AB = 8cm. NB = cmQuestion 7:A prime number between 42 and 46 is Question 8:Find the sum of all the factors of...
Đọc tiếp

Question 1:
J is a factor and a multiple of 25. What is J?
Answer: J = 
Question 2:
How many prime numbers are less than 10? 
Answer: There are 
 numbers.
Question 3:
Which of following numbers is composite?

Answer: 
.
Question 4:
P is a prime number and a factor of 8. What is P?
Answer: P = 
Question 5:
Find the sum of all the factors of 15
Answer: 
Question 6:
In the following figure, AN = 5cm and AB = 8cm. NB = 
cm

Question 7:
A prime number between 42 and 46 is 
Question 8:
Find the sum of all the factors of 19
Answer: 
Question 9:
How many prime numbers have formed ?
Answer: There are 
 numbers
Question 10:
How many multiples of 3 less than 1000?
Answer: 
#Toán lớp 6
0
Bảng xếp hạng
Tất cả Toán Vật lý Hóa học Sinh học Ngữ văn Tiếng anh Lịch sử Địa lý Tin học Công nghệ Giáo dục công dân Âm nhạc Mỹ thuật Tiếng anh thí điểm Lịch sử và Địa lý Thể dục Khoa học Tự nhiên và xã hội Đạo đức Thủ công Quốc phòng an ninh Tiếng việt Khoa học tự nhiên
  • Tuần
  • Tháng
  • Năm
Các khóa học có thể bạn quan tâm
Tổng thanh toán: 0đ (Tiết kiệm: 0đ)
Tới giỏ hàng
Yêu cầu VIP