Answer:
The helicopter costs 54 dollars and 9% of 54 is 4.86.
Step-by-step explanation:
9% of what number = 4.86
... is equivalent to:
9% × ? = 4.86
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- Percent (%) means 'out of one hundred'-
(100 × 4.86) ÷ 9 =
486 ÷ 9 =
54