Question

*Give answer in detail and correct*

29. X varies directly with Y. If x = 63 then y = 35. Then findi out the value of y if x = 36. 1) 20 2) 25 3) 15​

Answer 1

Answer:

value of y = 20

Step-by-step explanation:

X varies directly with Y. So we can write, X = kY ( k is a constant)

63 = 35k

k = 63/35 = 9/5

X = 36

Y =?

X = kY

36 = 9/5 × Y

Y = 36×5/9 = 4 × 5 = 20

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