Question

What percent of 2 by 7 is 3 by 45??
pls help

Answer 1

Answer:

$\frac{70}{3}$

Step-by-step explanation:

Let x% of $\frac{2}{7}$ is $\frac{3}{45}$,so

∴ $\frac{x}{100}$× $\frac{2}{7}$=$\frac{3}{45}$

⇒x=$\frac{3}{45}$×$\frac{7}{2}$×100

⇒x=$\frac{1}{15}$×7×50

⇒x=$\frac{1}{3}$×70

⇒x=$\frac{70}{3}$