Mr. Johnson sells erasers for $3 each. He sold 96 erasers last week and he sold 204 erasers this week. About how much more money did he make this week?

What is the quotient? Negative 4 and one-third divided by negative three-fourths

If the population of a town was 20,000 in 1997 and 16,000 in 2007, what was the percent decline in the town's population?

What is an outlier in math?

Find the amount of empty space within a cylinder containing three solid spheres, where each sphere has a radius of 3 cm. (Volume of a sphere = 4/3πr^3)

I am strugling on 2+2

What is the variance of the values 8,10,14,12?

Simplify the expression. 3 (x 3) - 2x 4

Suppose that $2000 is loaned at a rate of 15.5%, compounded semiannually. Assuming that no payments are made, find the amount owed after 9 years. Do not round any intermediate computations, and round your answer to the nearest cent

Sam bought 2 3/4 pounds of shrimp and 2 1/2 pounds of crabmeat. How much seafood did he buy?

Gerald is an electrician. He charges a callout fee of $100 and charges $80/hr. Represent the cost of hiring Gerald for h hours using an algebraic expression.