Solving Proportion Problems

Question 1:

x and y are in inverse proportion. When x = 9, y = 77, find y when
x = 11.

63

Question 2:

x and y are in direct proportion. When x = 8, y = 96, find y when
x = 10.

120

Question 3:

x and y are in inverse proportion. When x = 11, y = 16, find y when
x = 8.

22

Question 4:

x and y are in inverse proportion. When x = 10, y = 88, find y when
x = 8.

110