Question

Y varies inversely with x.

y=15 when x=10.



Find y when x=5.

Enter the value of y in the box.

Answer 1

Y is 7.5
A easy way to do it is simply graph it or divide it!
For instance, since x=5 is half of x=10, we would just divide 15 by 2 to get Y which is 7.5