Tina would like to melt down her existing gold to make a 20 ounce gold necklace that is 90% pure gold. After melting[..]

a chemist needs to make 30 ounces of a 3o% alcohol solution by mixing a 15% alcohol solution with a 40%alcohol[..]

Due to an ice storm, the price of oranges increased from .69 a pound to 1.99 a pound from one year to the next. What[..]

A box contains 5 chips. The chips are numbered 1 through 5. Otherwise, the chips are identical. From this box, we[..]

. What is the present value of $73,000 in 11 years if the interest rate is 8% compounded semiannually

4. To determine the compound amount of an investment of $10,000 with an interest rate of 6% compounded monthly after[..]

How many quarts of pure antifreeze must be added to 8 quarts of a 20% antifreeze solution to obtain a 30%antifreeze[..]

A dress is currently on sale for $54.49. If the markdown percent is 21%, what was the original price to the nearest[..]

The last semimonthly payroll of Capital Construction was $77,763.00 of gross wages for 49 employees. The company[..]

Twelve man finish the job in 16 days five men were working at the start and after 8 days 3 more were added. How many[..]