There are approximately 3 lbs of muscles for every 4 lbs of body weight of a certain animal. For a 108-lbs animal[..]

A black racer snake travels 46.0 km in 20 hours. What is the speed in km/h?

A long distance trucker traveled 176 miles in one direction during a snow storm. The return trip in rainy weather[..]

The speed of a passenger train is 12 mph faster than the speed of a freight train. The passenger train travels 290[..]

Jack mows his lawn in four hours. Marylin can mow the same yard in six hours. How much time would it take for them[..]

Earth vs. Sun. The mass of Earth is about 6 times 10^21 metric tons. The sun is 1.998 times 10^27 metric tons. About[..]

Jerry drove from St. Louis, MO to Kansas City, MO in 5.5 hours. On the return trip he decided to increase his speed[..]

An electronics store surveyed every 9th customer who came into the store for a week. Of the 185 people who[..]

5.62 A certain airplane has two independent alternators to provide electrical power. The probability that a given[..]

If 3 is added to a number and the sum is tripled, the result is 11 more than the number. Find the number.