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21 is 70% of what number? What is 20% of 90 In Florida, sales tax is 6% of the total bill amount. How much sales tax would be charged in Florida for a bill totaling $110?
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5 votes
21 is 70% of what number?

What is 20% of 90
In Florida, sales tax is 6% of the total bill amount. How much sales tax would be charged in Florida for a bill totaling $110?

User Weibo Li
by
8.2k points

2 Answers

1 vote
20% of 90 is 18. Try to turn 20% into a fraction it helps solve it.

User Ameya Salagre
by
8.7k points
6 votes
(21/x)=(70/100)
2100=70x
30=x

20% of 90=
.2 * 90=
1.80

110*6%=
110* .06=
$6.60
User Damika
by
8.6k points
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