2 answers:
'of' means multiply
percent mean partss out of 100 so x%=x/100
translate
3 is 15% of what
3=15/100 times what
3=0.15 times what
divide both sides by 0.15
20=what
the answer is 20
Use the rule of 3 simple
x mean 100%
3 mean 15%
-------------------
x = 3*100/15 = 300/15 = 20
hope this will help you
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