if x varies directly with 15y and x =15 when y=75 find the value of y when x =7
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Answered by
0
Answer:Acc. To queston
X Y
15 = 75
? = 7
Step-by-step explanation:
By Cross multiplicaton
75 ? = 15 × 7
? = (15 × 7) / 75
? = 7 / 5 [{ 15 × 5 = 75 }]
Answered by
0
Answer:
the value of y is 1/5
Step-by-step explanation:
i hope it helps you.....
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