One of Gemma's 5 friends is going to upgrade to a newer device soon. The average cost of their devices will then increase to $663 from the previous $657. How much more expensive than the older one is this newer device?

How long will it take 5 machines to complete a task, given that it takes 10 days for 8 machines to complete the same task?

You are handed two boxes. you cannot see what is inside but you have reliable information that one of the boxes contains two green and ten red balls and the other contains eight green and four red balls.

True or false all integers greater than 0 are whole numbers

A store sells 4 cans of beans for $9. What is the price of 7 cans of beans?

John's weekly salary is $800. His brother Josh earns $640 per week. By what percent is John's salary is bigger than Josh's salary?

What does 16/6 equal to as a whole number

How do you find the perimeter of a triangle?

What is 120 divided by 3/5

Mr. and Mrs. Pierotti are remodeling their kitchen. They need 9 square yards of covering for the floor. Jackson Interiors quoted them a price of $81 for 9 square yards of linoleum. Carpet Master told them that carpeting would cost $6 per square yard.

Which is an equation of the given line. 2,-3 and - 4,3