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BartSMP [9]
3 years ago
5

The variable Z is directly proportional to X. When X is 12, Z has the value 228. What is the value of Z when X = 18

Mathematics
1 answer:
Gnoma [55]3 years ago
6 0
Z=Xk228=12kk=228/12k=19Z=18*19Z=342 57=3k57/3=k19=k again Z=8*19Z=152
hope i could help :)
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