What can you multiply by to find:

50% of a number?
10% of a number?
75% of a number?

Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

The sketch shows two parallel lines cut by a transversal. angle 2 2 is 36° 36 ° . what is the measure of angle 8 8 ?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?