Quantity A
The number of chefs needed to
produce 3,600 tarts in 3 days
Quantity B
The number of days that 4 chefs
need to produce 4,800 tarts
25. Working together at their respective constant rates, robot A and robot B
polish 88 pounds of gemstones in 6 minutes. If robot A’s rate of polishing
is
that of robot B, how many minutes would it take robot A alone to
polish 165 pounds of gemstones?
(A)
15.75
(B)
18
(C)
18.75
(D)
27.5
(E)
30
26. Car A started driving north from point
X
traveling at a constant rate of 40
miles per hour. One hour later, car B started driving north from point
X
at a
constant rate of 30 miles per hour. Neither car changed direction of travel.
If each car started with 8 gallons of fuel, which is consumed at a rate of 30
miles per gallon, how many miles apart were the two cars when car A ran
out of fuel?
(A)
30
(B)
60
(C)
90
(D)
120
(E)
150
27. One robot, working independently at a constant rate, can assemble a
doghouse in 12 minutes. What is the maximum number of complete
doghouses that can be assembled by 10 such identical robots, each
working on separate doghouses at the same rate for 2
hours?
(A)
20
(B)
25
(C)
120
(D)
125
(E)
150
28. Working continuously 24 hours a day, a factory bottles Soda Q at a rate of
500 liters per second and Soda V at a rate of 300 liters per second. If twice
as many bottles of Soda V as of Soda Q are filled at the factory each day,
what is the ratio of the volume of a bottle of Soda Q to a bottle of Soda V?
(A)
(B)
(C)
(D)
(E)
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