Twenty-two is what percent of 55?

a.
50%

b.
40%

c.
22%

d.
250%

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)