Question

If x varies inversaly as y and x=12 when y=33 ,find x when y=11

Answer 1

xy=constant
so when x=12 y=33 and when y=11 x=12×33/11=36
hence x=36

Answer 2

x=k/y
Now if
12=k/33
so
k=
12*33=
Now
x=12*33/11
x=36