An oil tank has to be drained for maintenance. The tank is shaped like a cylinder that is 4.5 ft long with a[..]

Question 5 of 11 A company's quality control department found an average of 5 defective products for every 1000[..]

An anthropologist finds bone that her instruments measure it as 0.146% of the amount of Carbon-14 the bones would[..]

Ryan earns $5 for each small dog he walks and $8 for each large dog he walks. Today he walked 8 dogs and made a[..]

1. Booker has $1.12 consisting of an equal number of pennies, nickels, and dimes. How many of each kind of coin does[..]

1. A grocer has 4 times as many $10 bills as $5 bills. He has a total of $180. How many bills of each kind does he have?

The present value of 3000 per year for 8 years discounted back to the present at 9 percent

a salesman's monthly commission is 12% on all sales over $15,000. if his goal is to make a commission of a least[..]

Jacob decided to ride his bicycle across the country during his 3-month summer vacation. The route he took from[..]

How much tin and how much lead must be added to 700 pounds of alloy containing 50 percent tin and 25 percent lead to[..]