On Friday, Sergio took a History test. The test contained 40 questions. If Sergio got 36 questions correct, what percent did he receive on the test?

Find the slope of the line through (-9 - 10) and (-2 - 5)

A circle pond of radius 6m is surrou

Uli correctly combined all like terms in the expression 5x+6-4y-3+3x-2 to write an equivalent expression. What is the coefficient for the x terms in the equivalent expression?

Roulette: A Nevada roulette wheel has 38 pockets. Eighteen of them are red, eighteen are black, and two are green. Each time the wheel is spun, a ball lands in one of the pockets, and each pocket is equally likely.

Find f (-2) if f (x) = x4 + 2x² - 1

3 8ths as a percent

X^2/3 can be written as

Urban Encroachment is causing the area of a forest to decline at a rate of 7.62% per year. Use the exact half-life formula to determine the half-life of the forest. A) 7.50 B) 8.75 C) 17.50 D) 1.08

What is 245.168 rounded to the nearest hunderdth

The area of a circle is 40 square feet, what is the diameter?