- One pipe can fill a pool in 12 hours and another pipe can drain the pool
in 21 hours. If both pipes are opened, how long will it take to fill the
pool?
(a) 24 hours
(b) 26 hours
(c) 28 hours
(d) 30 hours - A lever is 8 feet long. Where should the fulcrum be placed in order to
balance 50 pounds at one end and 150 pounds from the other end?
(a) 6 feet from the 150 pounds
(b) 2 feet from the 150 pounds
(c) 2.5 feet from the 150 pounds
(d) 5.5 feet from the 150 pounds - If the product of two consecutive odd numbers is 195, find the larger
number.
(a) 5
(b) 13
(c) 15
(d) 25 - If the length of a rectangular field is 9 yards more than its width and the
area of the field is 400 square yards, find the length of the field.
(a) 20 yards
(b) 25 yards
(c) 15 yards
(d) 16 yards - A person has two accounts at a bank. One account pays 6.5% interest
and the other pays 4%. If the total investment is $18,400 and the total
interest is $968.50, find the amount of money the person has invested
at 4%.
(a) $10,400
(b) $9100
(c) $8600
(d) $9300
288 Final Exam