Nora wants to find her average grade in her science class. She has earned a score of 85% on two tests, 92% on three tests, and 94% on her most recent test. What is Nora's mean, or average, test score?

Katrina randomly selected 64 students out of her school of 400 students and found that 40 of them want school to start at a later time.

Math mystery: Case of the rouge runner clue 3

Complete the square to solve LaTeX: 0=-x^2+4x-5 Also written as 0 = - x^2+4x-5

As the owner of a small restaurant, you purchase 5 boxes of napkins for $75.00 every 3 months. Each box contains 525 napkins.

4√5 Irrational or rational? 25√4 Irrational or rational?

One of the wagers in roulette is to bet that the ball will stop on a number that is a multiple of 3. (Both 0 and 00 are not included.) If the ball stops on such a number, the player wins double the amount bet.

How do I break up w / my Best Friend without hurting her?

During a basketball game, chiyann made 15 baskets. She made three more baskets then twice number of baskets made by whitney. How many baskets did whitney make

Which expressions are equivalent to 4 (4a+5) ? a. 16a+5 b. 16a+20 c. 12a+20+4a d. 2 (8a+10) e. 16a+5+4

Evaluate the expression 2m + n for m = 17 and n = 8.