Question

Y is inversely proportional to the square root of x. If Y = 5 when x = 36, find Y, when x is 16. For full credit: 1. Write a proportion. 2. Solve for y. 3. Show work.​

Answer 1

Answer: y=7.5

Explanation:

Given

y∝(1/√x)

this implies that

y=k/√x eq(*)

when y=5 and x=36 then

5=k/√36

5=k/6

30=k eq(1)

to find y when x is 16

put values in eq(*)

y=30/√16

y=30/4

y=7.5