saraitorres200611 saraitorres200611

02-05-2020
Mathematics

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The rainfall total this year was 10.2 inches, which is 20% less than last year's rainfall total. What was last year's rainfall total?

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ni20479 ni20479

02-05-2020

Answer: 12.75 inches

Step-by-step explanation:

Let x represent last year's rainfall.

Multiply by 0.8 since this year was 20% less.

x(0.8)= 10.2

x = 12.75

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