Question

If x1 = 5, y1 = 7.5, x2 = 7.5 then find y2 if x and y vary directly proportional to

each other.
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Answer 1

Answer:

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Answer 2

Answer:

x1= 5

y1=7.5

x2= 7.5

y2=?

if they are directly proportional (x and y) then ,

x1= y2

x2= y1

so , 5 = y2

I am not sure !!!