Question

Tìm A biết 2/9 x a/8 = 3/4 Vậy A= ............

Answer 1

\(\frac{2}{9}\times\frac{a}{8}=\frac{3}{4}\)

\(\frac{a}{8}=\frac{3}{4}\div\frac{2}{9}\)

\(\frac{a}{8}=\frac{27}{8}\Rightarrow a=27\)