Janet is three years older than her sister Julie. Janets brother Is eight years younger than their sister Julia. The sum of all their ages is 55

Which rule can you use to convert a mass in centigrams to a mass in milligrams?

A university's freshman class has 1000 students. 600 of those students are majoring in Engineering. What percentage of the freshman class are Engineering majors?

What is ... y=15x+2100

joe correctly answered 70% of the questions on a test. there were 50 questions. how many questions did joe answer correctly?

Can you convert 300 grams to ounces

Original price of a book: $15.50 discount is 10%

Bee Paul, store manager for Jay's Appliance, is having a difficult time placing a selling price on a plasma television that originally costs $600. Bee knows his boss would like to have a 55 percent markup based on cost.

A new internet phone company advetises that you can call any country in the world for 3 cent per minute. You regularly call your friend in India and talk to her for 20 minutes. How much would the phone call cost?

A school basketball team has an expense account and a fundraising account. After t weeks, the balance of the expense account is (450-70t) dollars and the balance of the fundraising account is (275+48t) dollars. a.

A bookstore sold 1,250 books in a month. if 70% of the books the store sold were paperbacks, how many paperback books did the store sell in the month?