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A survey of seventy‐one students reveals that 50 take the
jeepney. 36 take the bus 33 take the tram 20 take the
jeepney and the bus 18 take the bus and the train 22 take
the train and the jeepney 12 take the jeepney. bus and the
train
How many students take the jeepney only? How many
students take the bus only? .1 How many students take the
train only?
A container holds 3 liters of a 25% alcohol solution. One half
liter of the solution is withdrawn and replaced with one half
liter of pure alcohol. What is the percentage of alcohol in the
new mixture?
Two liters of a 20% alcohol solution is mixed with x liters of
a 50% alcohol solution. if the new mixture contains 38%
alcohol, what is the value of x?
Tommy’s age is the sum of the ages of Carmen and Dennis.
Carmen’s age is 2 more than the sum of Dennis and Mark.
Dennis’ age is 4 times Mark’s age. The sum of all four ages is
42. How old is Mark?
A is 8% taller than B, while B is 9% taller than C. by how much
in percent is A taller than C?
A is 12% older than B, while B is 11% older than C. By how
much in percent is A older than C?
What time after 3 o’clock will the hands of the clock be
together for the first time?
In how many minutes after 2 o’clock will the hands of the
clock extend in opposite direction for the first time?
At what time after 12:00 o’clock midnight will the minute
hand and the hour hand of a clock be on a straight line for
the first time?
After how many minutes from 12:00 o’clock noon will the
minute hand and the hour hand of the clock makes and
angle of 120degrees for the first time.
