Table sasha wants to know her average grade on her math tests. she earned a score of 70 on two tests, an 80 on one test, and a 90 on two tests. what is sasha’s mean score? 70 75 80 90 this question is for 79 points

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

A.s.a.! similarity in right triangles, refer to the figure to complete this proportionc/a = a/? a.) cb.) hc.) rd.) s