A certain number added to its square is 30. Find the number.

The hypotenuse of a right triangle is 24ft long. The length of one leg is 20ft more than the other. Find the length of the legs.

2 1/2 how many miles did I walk

What is the slope of a line parallel to this line 4x+5y=-3

Chase can buy a pack of baseball cards that contain 24 cards for $3.84. Chase wants to buy the pack of baseball cards that is a better buy. Which pack should he buy?

To accumulate 8,000 at the end of 3n years, deposits of 98 are made at the end of each of the first n years and 196 at the end of each of the next 2n years. The annual effective rate of interest is i. You are given (1 + i) n = 2.0. Determine i.

I need work shown write. 569 as a percent

Triangles def and d'e'f' are shown on the coordinate plane below: what rotation was applied to triangle def to create triangle d'e'f'? a. 90° clockwise b. 180° c. none of the above d. 90° counterclockwise

Marvin Martian, Aly Alien, and Hank Human are all looking for a hidden spaceship. Their probabilities of finding the spaceship first are as follows: P (Marvin wins) = 30% P (Aly wins) = 0.

Write the ratio as a fraction in simplest form 72 to 8

How would i figure out what 69% of 120% is