The area of a circle 200mm in diameter is approximately how many times greater than the area of a circle 40mm in diameter?

Suppose the population of a town is 14,300 and is growing 4% each year predict the population after seven years

You have $40 in your wallet, but you do not want to spend all of it. You want to have at least some money left. You find a shirt for $5 and buy it. What is the amount of money (m) you have left to spend?

Cora babysat for 3 1/2 hours and charged 28$. At the same hourly rate, what would she charge for 5 1/2 hours of babysitting?

Solve the equation. 12 + 0.35x = 20.05

Jim can type 90 words in 2.5 minutes on his cell phone. At this rate, how many words can he type in 7.5 minutes

What is the surface area of a right rectangular prism whose dimensions are 3 by 6 by 8?

I am a two-digit number Both of my digits are even I am the product of two consecutive whole numbers The sum of my digits is greater than the product of my digits

3x-2y+4z=35 -4x+y-5z=-36 5x-3y+3z=31

Steve earns $8 per hour. His older brother earns $2 more per hour than Steve. What is the ratio of the money Steve earns in an hour to the money his brother earns in an hour?

10. 0.75,1/2, 0.4, and 1/5 from least to greatest