Luke drives the first 300 miles of a trip at 60 miles an hour. How fast does he have to drive, in miles per hour, on the final 200 miles of the trip if the total time of the trip is to equal 7 hours? .

If Michael can shovel all the snow of a standard driveway in 12 minutes, and Emon can shovel all the snow of a...

To the nearest degree, what is the measure of the second smallest angle in a right triangle with sides 5, 12,...

Of the following list of numbers, which has the greatest standard deviation?

A container holds 4 quarts of chemical and 4 quarts of water. How many quarts of water must be added to the co...

Sue planted 4 times as many apple seeds as she planted orange seeds. 15% of the apple seeds grew into trees, a...

After decreasing 24% in the price of an article the discounted price becomes $912. Find the actual price of th...