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jolli1 [7]
4 years ago
8

The variable Z is directly proportional to X. When x is 10, Z has the value 190. What is the value of Z when x = 13?

Mathematics
1 answer:
Damm [24]4 years ago
7 0
10/190 = 13/z...if there directly proportional, make a proportion
cross multiply
(10)(z) = (190)(13)
10z = 2470
z = 2470/10
z = 247 <==
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