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hihi
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\(\dfrac{4}{9}\)- \(\dfrac{1}{6}\) + \(\dfrac{5}{9}\) + 2
= \(\dfrac{36}{54}\) - \(\dfrac{9}{54}\) + \(\dfrac{30}{54}\) + 2
= \(\dfrac{27}{54}\) + \(\dfrac{30}{54}\) + 2
= \(\dfrac{57}{54}\) + 2
= \(\dfrac{57}{54}\) + \(\dfrac{108}{54}\)
= \(\dfrac{165}{54}\)
= \(\dfrac{55}{18}\)
CHÚC CẬU HỌC TỐT
\(\dfrac{1}{4}\) số gạo trong thùng là :
108 : 4 = 27 ( kg )
Đáp số : 27 kg gạo
nek cậu tick nhaa
ủa bà An vừa khuyên các kỉu xong rồi lại chat như tht lun ă :)
Bạn hỏi gì ak
??
Bài giải
Đổi 3 giờ 20 phút = 200 phút
Trung bình mỗi phút vòi đó chảy được số nước là :
8000 : 200 = 40 ( l )
Đáp số : 40 lít nước
Cậu ơi tick hộ tớ nhaa
Bạn đừng đăng linh tinh lên đây nha, có chat riêng mà :)
cảm ơn cậu nhiều nhiều
Which place is more beautiful, Ha Long City or Nha Trang ?
hoctot
Thể tích của bể là
40 x 60 x 30 = 72000 ( cm3 )
Số lít nước ở bể là:
72000 \(\times\) \(\dfrac{4}{5}\) =57600 ( cm3 )
Đáp số : 57600 cm3