QUESTION: 273

On a map, 1.5 inches represent 24 miles. How many miles approximately is the distance if you measured 47 centimeters assuming that 1-inch is 2.54 centimeters?

174.2
212
288.1
296
282.4

Answer(s): D

Explanation:

Dividing the number of centimeters in 2.54 gives you the number of inches: 47/2.54 = 18.5 inches. 1.5 inches represent 24 miles, 1 inch represents 16 miles.
(18.5 inches) x (16 miles) = 296 miles.

Reveal Solution Next Question

On a mechanical gear, 6 teeth represent a movement of 1.2 radians. The gear is connected to a wheel that moves twice as much. If the wheel moved 276 degrees how many teeth did the gear move assuming the each radian is approximately 60 degrees?

11.5
14.2
28.3
34.7
41.3

Answer(s): A

Explanation:

The wheel moved 276 degrees the gear moved 138 degrees / 60 = 2.3 radians.
1.2 radians are 6 teeth one radian is 5 teeth’s. 2.3 x 5 = 11.5 teeth movement.

Reveal Solution Next Question

QUESTION: 275

A rotameter is a device that measures flow of liquid and gases. When measuring liquid phase flows, 2.5 inches represent 60 liters per minute of liquid. With gas measurements the rotameter moves 50% of the movement he moves with the liquid phase. How many liters of gas passed through the rotameter if it measured 4 inches?

Answer(s): B

Explanation:

The rotameter moves 50% of 2.5 meaning 1.25 inches is 60 liters of gas.
The rotameter moved 4 inches. 4/1.25 = 3.2 x 60 liters is 192 liters measured.

Reveal Solution Next Question

QUESTION: 276

Billy worked for three straight hours on his homework questions. If he solved 132 questions in the third hour, which was twice as many as he solved in the second hour, and three times as many questions as he solved in the first hour, how many questions did he solve total?

Answer(s): A

Explanation:

132 / 2 are 66 questions in the second hour, 132 / 3 are 44 questions in the third hour. 132 + 66 + 44 = 242 questions.

Reveal Solution Next Question

Free GMAT SECTION 2: QUANTITATIVE Exam Braindumps (page: 69)

QUESTION: 273

Explanation:

QUESTION: 274

Explanation:

QUESTION: 275

Explanation:

QUESTION: 276

Explanation: