An alloy of tin is 15% tin and weighs 20 pounds. A second alloy is 10% tin How many pounds of the second alloy

must be added to the first to get a 12% muture?

500

in a student survey the probability that a student chooses red as his or her favorite color is 3/8 if 120 students are surveyed how many are likely to choose red as a favorite color

Positive numbers are located to the left of zero on the number line. True False

Jonny has 64 apples and he wants to splite between 8 friends. how many would eat friend get

John has yellow, green, and red cubes, each with side length c. Eight yellow cubes are glued together to make a larger cube. An even larger cube is made by gluing on green cubes until no yellow cubes can be seen.

Solve the system of equations: y = 2x^2 - 3 y = 3x - 1

Explain how you can solve 7-3 by counting back

A 6,000.00 principal earns 8% compounded annually after 4 years what is the balance

You invest $20,000 in an investment account that promises a 6% annual interest, compounded quarterly (that is, four times a year). How much can you expect to have in the account after 1 year? (round to the nearest dollar)

Find the slope of (1,4) and (2,5)

If f (x) = 2x2 - 5 and g (x) = 3x + 3, find (f - g) (x). A. 3x - 2x2 - 2 B. 2x2 - 3x - 2 C. 2x2 - 3x-8 D. - x² - 8