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A book sold 39,200 copies in its first month of release. Suppose this represents 8.7% of the number of copies sold to date. How many copies have been sold to date?
Round your answer to the nearest whole number.

A book sold 39200 copies in its first month of release Suppose this represents 87 of the number of copies sold to date How many copies have been sold to date Ro class=

Respuesta :

Answer: 450574.7126 which rounds up to 450575

Step-by-step explanation: Do cross multiplication

100        X  

----- x  ---------

8.7     39200

100 x 39200 = 3920000/ 8.7 = 450574.7

TO CHECK ANSWER

450574.7216 x 8.7% ( convert to decimal .087) = 39200

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