Question

Biết:         a : 9 = 2014 : 90 
Vậy               a  = 

Answer 1

a : 9 = 2014 : 90

a : 9 =  \(\frac{1007}{45}\)

a = \(\frac{1007}{45}.9=\frac{1007}{5}\)

Answer 2

a : 9 = 2014 : 90

a : 9 = \(\frac{1007}{45}\)

a = \(\frac{1007}{45}\times9\)

a = \(\frac{1007}{5}\)

Answer 3

đề sai bạn ạ

Answer 4

de tren violympic do