If the sales tax is 2.5% what is the cost of a pair of shoes with a price of $90?

Bernice wants to know which ice cream parlor is the most popular among students at her school. Which samples are random for this population and which are not?

Whit is the sum of the interior angle measures of a convex pentegon

Write a^4*a^2 without exponents

120 is 80% of what number

400 is 10 times as much as 40

Here is a set of data 3.9, 2.1, 0.8, 1.5, 4.1 A = calculate the mean B = each piece of data is increased by 5, calculate the new mean C = each piece of new data is now double, calculate the new mean

How do I turn2-1/2x=y into y=Mx+b

Two lines intersect to form angles 1, 2, 3, and 4 as given. The measure of ∠3 is 38°. What is the measure of ∠2 ?

Solve the system using linear combination. show all work. 9x+5y=35 - 2x-5y=0

A roller coaster track is 600 meters long. It takes 20 seconds to travel once around the roller coaster. Calculate the average speed of the roller coaster