2nd Qtr Quiz

y varies directly as x where y = 27 and x = 81

If x = 51, what is y?

• 14

• 15

• 16

• 17

y varies directly as x where y = 121 and x = 11

If x = 9, what is y?

• 0.81

• 99

• 81

• .9

y varies inversely as x where y = 52 and x = 3

If y = 4, what is x?

• 39

• 0.34

• 82

• 75

What is the equation of finding the value of constant if the variation is Joint?

z varies directly as x and inversely as y where z = 9, x = 6, and

y = 2

If x = 8 and y = 12, what is z?

• 4

• 3

• 2

• 12

• 1

• 3

• 6

• 11

• 7

• 9