Clarence saved 19% of the money he earned. If Clarence earned $90, how much did he save?

If a/b = 7/2, then 2a = ___ A) 4b. B) 7b. C) 14b. D) 2b.

Jordan is a student who hates to be called on in class. His teacher randomly calls on students and Jordan knows that on any given day he has a 10% chance of being called on.

Evaluate the expression without using a calculator. ln * square root of e^4 - square root of lne^4

Bryce wrote a six-page essay for his English class. It took him 2.5 hours to write the essay. How many minutes did he average per page?

How i solve 3x+18=3-2x

5x-7=4x-1 how to solve

5x=29x what is the value of x

Simplify and evaluate. 5*10-2

Add 1/7+7/10 as a fraction in simplest form

If a single dice is rolled 3 times, how many different outcomes are possible?