A raffle has a grand prize of a Caribbean cruise valued at $15000 with a second prize of a weekend in San Diego valued at $1300. If each ticket costs $4 and 10,600 tickets are sold, what are the expected winnings far a ticket buyer?

Gregory keeps school supplies in his locker. He has 24 penciland 16 erasers. Which is the ration of pencils to erasers in his locker?

Joe answered 18 questions correct on his science test the test had 45 questions what percent did joe answer correctly.

An online music store offers 5 downloads for $6.25. Another online music store offers 12 downloads for $17.40. Which store offers the better deal?

A triangle has height 4 ft and area 32ft. what is the length of its base

A wheelchair ramp is to be built beside the steps to the campus library. Find the angle of elevation of the 20 -foot ramp, to the nearest tenth of a degree, if its final height is 5 feet.

What is 100/2,670 simplified?

2. Find the product (11x2 + 7x - 3) (-5x + 1). -55x3 - 24x2 + 22x - 3

What is 5 (x+1) = 68-2x-2x

What is 6 x blank = 36

There was a sample of 600 milligrams of a radioactive substance to start a study. Since then, the sample has decayed by 7.9% each year. Let t be the number of years since the start of the study. Let y be the mass of the sample in milligrams.