Question

tìm y

y x 4 7/12=6 1/4

y : 3 7/8=5 1/2

6 1/7 : y =5 2/5

Answer 1

\(y.3\dfrac{7}{12}=6\dfrac{1}{4}\)

\(y.\dfrac{43}{12}=\dfrac{25}{4}\)

\(y=\dfrac{25}{4}:\dfrac{43}{12}\)

\(y=\dfrac{25.12}{4.43}\)

\(y=\dfrac{75}{43}\)

Answer 2

Sai đề e ơi

Answer 3

Yx7/3=3/2

Y=7/3x3/2

Y=7/2

Answer 4

Y:21/8=5/2

Y=105/16