Evaluate ab if a = 40 and b = - 3

Tomas needs exactly 666 potatoes to make 121212 potato pancakes. Which of the following statements are true?

The Soup Shack usually makes tomato soup with 9 tomatoes for every 12 cups of soup. Today, they made 8 cups of soup with 6 tomatoes.

A used-car costs $5,000. You figure you can get 4 years out of it. You drive 10,000 miles per year. Your car insurance costs $1,200 per year. You figure you'll spend $400 per year on maintenance.

The sum of two numbers is 21. The first number is 2/5 of the second number. What are the numbers?

After a big snow storm, Joe and Jim decided to shovel driveways for money. Jim shoveled 3 less than twice as many driveways as Joe. They shoveled a total of 15 driveways. How many driveways did Joe (x) and Jim (y) each shovel?

Repeating decimals are ___ rational numbers. A. sometimes B. always C. never

The number 8,844 contains two sets of digits in which one digit is 10 times as great as the other. Find the values of the digits in each set

The GCF of 56 and 96 is ___.

There are 5 red pens, 3 blue pens and 2 green pens in a box. Ziyad takes at random a pen from the box and gives the pen to his friend, Tamer. Ziyad then randomly takes another pen from the box.

The radius, R , of a sphere is 5.8m . Calculate the sphere's volume, V . Use the value 3.14 for π , and round your answer to the nearest tenth.