Question

60 is 25% of what number?

Answer 1

`\begin{array}{ccc}25\%&-&60\\\\100\%&-&x\end{array}\\\\multiply\ cross\\\\25x=60\cdot100\ \ \ /:25\\\\x=(6000)/(25)\\\\x=240`

Answer 2

`1\% =(1)/(100)\\ \\25 \ \% * x =60\\ \\ \\ot25^1*(1)/(\\ot100^4)x = 60 \\ \\(1)/(4)x =60 \ \ /*4\\ \\x=60*4\\ \\ x=240`