Question

If 3/x= 4/5, then what is the value of x? A. 12/5 B. 1/5 C. 15/4 D. 19/5 E.3

Answer 1

Answer:

C

Step-by-step explanation:

$\frac{3}{x}=\frac{4}{5}$

Cross multiply,

3*5 = 4*x

15 = 4x

4x = 15            {Divide both sides by 4}

$x=\frac{15}{4}$