Question

What percentage of 340 is 425?
(A) 80%
(B) 85%
(C) 125%.
(D) 152%

Answer 1

if we take 340 as the 100%, what is 425 off of it in percentage?

`\begin{array}{ccll} amount&\%\\ \cline{1-2} 340 & 100\\ 425& x \end{array} \implies \cfrac{340}{425}=\cfrac{100}{x} \implies \cfrac{4}{5}=\cfrac{100}{x} \\\\\\ 4x=500\implies x=\cfrac{500}{4}\implies x=125`