Question

10/121 x 49/2 : 35/11 bàng bn ạ

Answer 1

7/11 

Answer 2

\(\dfrac{7}{11}\)

Answer 3

7/11

Answer 4

\(\dfrac{10}{121}\times\dfrac{49}{2}:\dfrac{35}{11}=\dfrac{2\times5}{11\times11}\times\dfrac{7\times7}{2}\times\dfrac{11}{7\times5}=\dfrac{2\times5\times7\times7\times11}{11\times11\times2\times7\times5}=\dfrac{7}{11}.\)