A teacher can grade 30 papers in 6 minutes and 100 papers in 20 minutes what is the rate of change

A bowl contains 10 red balls and 10 blue balls. a woman selects the balls at random without looking at them. a. how many balls must she select to be sure of having at least three balls of the same color? b.

Suppose you bought something that was priced at $14.30, and the total bill was $15.20. What is the sales tax in this city? (Round your answer to one decimal place.) Hint: You have several steps to perform. First, find the tax, then the tax rate

Annabelle has the following containers of paint left over. 1/2 gallon 3/4 quart and one fourth gallon. How many quarts of paint does Annabelle have left over explain

3.541 and 41 is repeated, what would it be as a simplified fraction?

Johnny has 14 apples. He eats 7 and throws away 3, How many does he have left

Evaluate: the cube root of 1000 A) 10 B) 20 C) 25 D) 50

What is the value of the discrimination b2 - 4ac for the quadratic equation 0=x2 - 4x + 5 and what does it mean about the number of real solutions the equation has?

T&L - Math 7 - Volume 7.4 - 19-20 Directions: Type your answer in the box below A cube with an edge length of 8 must be filled completely.

Solve for x for the equations y=2x-10 2Y=x-8

Evaluate m + n2 if we know m = 2 and n = - 2