- Bernie, who weighs 95 pounds, sits on one end of a 20-foot seesaw.
How far from the fulcrum must Billy, who weighs 118.75 pounds, sit
to balance the seesaw?
(a) 9.5 feet
(b) 8 feet
(c) 6.5 feet
(d) 7 feet - A small pipe can fill a tank in 20 minutes whereas a large pipe can fill
it in 12 minutes. If both pipes are opened at the same time, how long
will it take to fill the tank?
(a) 6 minutes
(b) 7.5 minutes
(c) 8 minutes
(d) 8.5 minutes - Joan can paint a large auditorium ceiling in 6 hours. Her sister can
paint the ceiling in 4 hours. If they both work together, how long will
it take them to paint the ceiling?
(a) 4.2 hours
(b) 3.8 hours
(c) 1.6 hours
(d) 2.4 hours
196 Quiz 4