an Mp3 player costs $70 and song downloads cost $0.85 each. write an expression that represents the cost of the Mp3 player and x number of download songs. then find the total cost if 20 songs are downloaded.

96 penicals come in a box if 4teachers share 3boxes equally how many penicals does each teacher receive

How does the decimal 0.9 relate to 0.09

What is the measure of angle LKJ?

John is redoing his dining room floor (12 ft by 10 ft) using wooden tiles. The square tiles are 8 inches long. John priced the tiles at several different places and found the cheapest price to be $1.50 each tile. John has saved $400 to buy the tiles.

Hayden has 35$ to spend on school supplies. He wants to buy notebooks, pencils, and a binder. If the total cost of the pencils and notebooks is more than $16, which inequality represents the dollar amount, d, that Hayden can spend on a binder?

A sphere is circumscribed about an 8-inch by 8-inch by 8-inch cube. Find the volume to the nearest cubic inch.

An auditorium has 30 rows of seats. The first row has 20 seats, the second row has 22 seats, the third row has 24 seats, and so on. What is the total seating capacity of the auditorium

The value of Y varies directly with X. When Y=75, X=1/2. What is the value of Y when X is 2 1/4

A ray is noted by which symbol

What is the definition for slant height in math/geometry?