The gasoline gauge on a van initially read one eighth 1 8 full. when 1010 gallons were added to the tank, the gauge read three fourths 3 4 full. how many more gallons are needed to fill the tank?

Question

Danica Ferrell

Mathematics

19 October, 16:49

The gasoline gauge on a van initially read one eighth 1 8 full. when 1010 gallons were added to the tank, the gauge read three fourths 3 4 full. how many more gallons are needed to fill the tank?

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Answers (1)

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Joseph · Answer 1

3/4 - 1/8 = 6/8 - 1/8 = 5/8 ... so 5/8 = 10 gallons

(5/8) / 10 = 1 / x

cross multiply

(5/8) (x) = (10) (1)

5/8x = 10

x = 10 * 8/5

x = 80/5 = 16 < = = so it would take 16 gallons to fill the tank