What is the number of seven hundred thirty-one millon, nine hundred thirty - four thoudand thirty in standered form?

How many gallons of a 20% salt solution must be mixed with 4 gallons of a 30% salt solution to make a 25% salt solution?

The experimental probability that Daria will win a game is 3 8. If she plays the game 80 times, how many times can she expect to win?

Andre owned a 1/4 acre lot. He wanted to construct a 120' x 80' tennis court on the lot. How many square feet will remain uncovered after he builds the tennis court?

A moving van ramp is 72 inches in length. The top of the ramp can be adjusted to any height up to 20 inches. The ramp is set so that the distance across the ground from the bottom of the ramp to the ground underneath the top of the ramp is 70 inches.

Write a recursive formula and an explicit formula for the following arithmetic sequence. 61, 58, 55, 52, 49, ... a1= an=

Which statements are true fir the following expression (10-2) * (8+7)

The area of a regular octagon is 25 cm2 what is the area with the sides five times as large

What best explains an algebraic expression

The volume of a cone varies jointly as the square of its radius and its height. if the volume of a cone is 99piπ cubic inches when the radius is 3 inchesinches and the height is 3 inches, find the volume of a cone when the radius is 4 inchesinches

There are about 2 x 10^3 books in the Oak school library. There are about 6 x 10^5 books in the Oak township library.