21 is 24% of what number? If necessary, round your answer to the nearest hundredth.

87.5

Step-by-step explanation:

24%*X=21

or

24/100*X=21

multiply both sides by 100 and then divide both sides by 24 you get X=21*100/24

if you are using a calculate just enter in 21*100:24, which should give you your answer