A swimming pool is 100 ft. by 50 ft. and has an average depth of 6 ft. By the end of an average summer day, the water level drops an average of 1 ft. How many cubic feet of water are lost each day?
How many cubic feet of earth are removed... ...to make a hole 4 feet wide by 7 feet long by 2 feet deep?
A drove of sheep and chickens have a total of 99 heads and feet. There are twice as many chickens as sheep. How many of each are there?
