Câu này nghĩa là gì:

Can small chidren walk up to their apartment on the twenty fourth floor ?

How many rectangles are there in a 4x4 square grid?

Note: A square is also a rectangle.

How many different ways are there to get a sum of 80cents from two 50-cent, four 20-cent and eight 10-cent coin?

Find the value of  

khó trong tiếng anh là gì ấy nhỉ các bạn? giúp mình với .

My friend...................................................

by............................

My friend..............................is..............................years old...................................

has got....................................................

...........................................can.................................

.......................................................................................,.My friend is great fun!

A teacher has a bag of sweets to treat her class. If she gave 4 sweets to each student, then she would have 82 sweets left. If gave 9 sweets to each student, then she would have 2 sweets left. How many sweets are there?  

Andy made a playlist with 5 songs (A, B, C, D and E). Song A is 3 minutes long, song B is 2 minutes and 30 seconds, song C is 2 minutes, song D is 1 minute and 30 seconds, and song E is 4 minutes. The songs play in this order in a continuous loop. If Andy left the house when song C was just starting, what song was playing when he got back home 1 hour later?