Please write out the full question so we can do our best to assist you in finding the most logical answer.
Hope this helps!
The Answer:<span>a=<span>0<span>2.718282
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Its close to 1/2 I think this is an interesting question
So a hack is we know that 20% times 5 =100% and 40 divided by 2=20 so
50=40%
divide both sides by 2
25=20%
20 times 5=100 so
multiply both sides by 5
125=100%
4/15 because it can't be reduced any more. I hope this helps you out! :D