Question

If 57 : x = 51 : 85, then the value of x is

(a) 95
(b) 76
(c) 114
(d) None of these

Answer 1

(a) 95

Consider

$$\begin{gathered} \frac{57}{x}=\frac{51}{85} \\ \Rightarrow 57\times \frac{85}{51}=x \\ \Rightarrow x=95 \end{gathered}$$