Ron finds 9 books at a bookstore, he can only afford 5 of them. In how many ways can he make his selection? how many ways can he make his selection if he decides one of them is a must?

A trail mix recipe calls for 3 cups of almonds for every 1 cup of raisins. The recipe will serve 4 people. How much of each ingredient is needed for 6 people?

How do you convert a whole number to a percentage?

A job has a 90% learning curve. if the first unit took 10 hours to complete, the fifth unit should take roughly how many hours?

Write the equation of a line with slope 3 and y-intercept - 3.

Divide 15 pounds into of rice into four unequal measures using ounces

H (x) = x2 + 3. Is h-1 a function and why/why not?

From a thin piece of cardboard 30 in. by 30 in., square corners are cut out so that the sides can be folded up to make a box. What dimensions will yield a box of maximum volume? What is the maximum volume? Round to the nearest tenth, if necessary.

If y varies directly as x, and y = 7 when x = 4, find y when x = 16. y =

830,040 in expanded form with exponents

2/7 (*-2) = 4 * solve for x