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3 years ago

10

Step 5: Mathematics Problem 10 of 10 Question: The variables x and y are directly proportional, and y = 4 when = 3. What is the

value of y when 15? А. B. 12 C16 D. 20 E. I don't know d O ype here to search

1 answer:

ExtremeBDS [4]3 years ago

7 0

Step-by-step explanation:

y=kx

4=k*3,4=3k,4/3=k.to find y when X is 15 ,y=kx,y=4/3*15=60/3=20

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