Question

Answer 1

a2

b4

c12/7

d54

 

Answer 2

a) 2

b) 4

c) 12/7

d) 54

Answer 3

a)2.        b)4

c)12/7   d)54 dễ mà

Answer 4

a ) 2 

b ) 4 

c) 12/7 

D) 54 nha em 

Answer 5

Đáp án :

a) 2

b) 140/35

c)12/7

d)216/4

 

Answer 6

a) \(\dfrac{6}{11}\div\dfrac{3}{11}=\dfrac{6}{11}\times\dfrac{11}{3}=\dfrac{66}{33}\)\(=2\)

b) \(\dfrac{14}{5}\div\dfrac{7}{10}=\dfrac{14}{5}\times\dfrac{10}{7}=\dfrac{140}{35}=4\)

c) \(3\div\dfrac{7}{4}=\dfrac{3\times4}{1\times7}=\dfrac{12}{7}\)

d) \(24\div\dfrac{4}{9}=\dfrac{24\times9}{1\times4}=54\)