Jellibeans

Real numbers x and y satisfy x + xy^2 = 250y, x - xy^2 = -240y. Enter all possible values of x, separated by commas.

In his pocket Sam had $4 composed solely of quarters and nickels. He had a total of 20 coins. How many nickels did he have?

If a/b = 3/4 and a/c = 5, what is b/c?

I have a pouch with pens and pencils in it. At the end of math class, the ratio of pens to pencils is 9:7. While walking from math class to photography class, I found three pens and one pencil. After I put them in my pouch, the ratio of pens to pencils wa...

Anthony made 5 of his first 12 free throw attempts. If he makes 2/3 of his next 24 attempts, by how many percentage points will he increase his overall success rate percentage? Express your answer to the nearest whole number.

A juice company sells its product in either a 48-ounce size or a 32-ounce size. It charges $3.90 for the 48-ounce size. How much should it charge for the smaller size if it wants the price per ounce to be 25% more than the price per ounce of the larger si...

At Rosa's Rose Shop, a bouquet containing a dozen roses costs $20. If the price of a bouquet is directly proportional to the number of roses it contains, how many dollars will a bouquet of 39 roses cost?