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P varies directly as q. When q = 31.2, p = 20.8. Find p when q = 15.3.

P varies directly as q. When q = 31.2, p = 20.8. Find p when q = 15.3.
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3 votes
P varies directly as q. When q = 31.2, p = 20.8. Find p when q = 15.3.

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User Stanimirsp
by
8.1k points

2 Answers

3 votes
15.3/31.2 = x/20.8
31.2x = 20.8*15.3
31.2x = 318.24
x=318.24/31.2
x=15.01
answered
User Maarten Wolzak
by
7.7k points
4 votes
the answer is 10.2 because you cross multiply Q over P.
answered
User Dub
by
7.6k points
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