The amount of time for a trip varies inversely as the speed traveled. A car reached its destination in 9 hours[..]

A boy can mow the lawn in 45 minutes and his friend can mow the lawn in 30 minutes. If they work together, how many[..]

A boy is 1/4 as old as his father. In 5 years he will be 1/3 as old as his father will be. What are their present ages?

A man drives to a destination at a rate of 60 mph. He drive back over the same route at a rate of 40mph due to[..]

The sum of 3 consecutive integers is 99. What are the integers?

If you multiply a number by 6 and then subtract -10, the difference is -44. What is the number?

Net price N is equal to the list price L less the product of the list price and the trade discount rate d. Find the[..]

The sum of the squares of the two sides of a right triangle

The difference of two times a number and five times another number

The real estate term lake frontage refers to the distance along the edge of a piece of property that touches a lake.[..]