A coffeehouse charges a flat rate, r, for each hour a customer wants to use the Internet. Enter an equation to express the total cost, c, to use the Internet at the coffeehouse for t hours.

What is the exact volume of the cylinder 1.5 m 2.5 m

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.