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01-02-2019
Mathematics

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When a number is decreased by 9.9% the result is 40. What is the original number to THE NEAREST TENTH?
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calculista calculista

10-02-2019

Answer:

The answer is 44.4

Step-by-step explanation:

Let x be the original number

(9.9 % is equivalent to 0.099)

x-0.099*x = 40

0.901*x = 40

x = 40/0.901 = 44.4

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