1. a girl is 18 years old and her brother is a third her age. when the girl is 36, what will be the age of her brother?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =