Sean's age and Helen's age are in the ratio of 3:5. Two years ago, Helen was twice as old as Sean was then. Find their present ages.

Rosy has 16 pencils and 24 erasers. She is putting together packets that will have an equal number of pencils and erasers in each packet. If Rosy uses all of the pencils and erasers, what is the maximum number of packets she can make?

Mrs. Carson pays Kristin $48 for babysitting for 6 hours, and Mrs. Vasquez pays herb$67.50 for babysitting for 9 hours. Who pays Kristin the better salary? Explain your answer

What is 2:[36: (3*2) =

If measure of angle X = 34° and measure of angle Z = 26°, what is the measure of angle Y

If a triangle has a height of 7 centimeters and a base of 4 centimeters, what is the area

How many grains of sand in a 10kg bag if one grain weighs 10 to the negative third gram

What is the reference angle of 135

What is 2 (5-n) in a word phrase

Patricia paid $584 for 8 nights at a hotel. Find the unit rate

A retaller paid $33 for a lamp. What price should she sell the lamp for if she wants to make a 35% profit?