If y is directly proportional to x and Y = 40 when x=4 what is the value of x when y =23

Question

asked Apr 14, 2020 186k views

1 Answer

Linkgoron · Answer 1 · 2020-04-18T21:26:27+0000

Answer:

2.3

Explanation:

Since y is directly proportional to x,

y = kx.

=> 40=k X 4

=> k=10

So y=10x

If we put y=23 in the above equation,

x=2.3

or

40:4 = 23:x

=>x=2.3

If y is directly proportional to x and Y = 40 when x=4 what is the value of x when y =23

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