GED Mathematical Reasoning 問題練習

Question No : 1
If ray XA is rotated 185° clockwise about X, its endpoint will then be closest to which of the points on the circle?

• A.B
• B.C
• C.D
• D.E
• E.F

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正解:

Question No : 2
A storage room is 8 meters long, 4 meters wide, and 2 meters high.
What is the volume of the storage room in cubic meters?

• A.64
• B.34
• C.32
• D.16
• E.14

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正解:

Question No : 3
Walter hired Byron to refloor a 12-foot by 12-foot rectangular room. To save some money, Walter transported the materials himself.
How much LESS did Walter pay than he would have paid if Byron had transported the materials?

• A.$ 250
• B.$ 600
• C.$1200
• D.$3600
• E.Not enough information is given.

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正解:

Question No : 4
CORRECT TEXT



What point represents the center of the circle that circumscribes the rectangle?

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正解: XN1YP1

Question No : 5
In the figure below, two parallel lines are intersected by a straight line.



What is the measure of angle ABC?

• A.10°
• B.20°
• C.80°
• D.100°
• E.120°

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正解:

Question No : 6
Approximately what will Kira’s profit be if she sells 50 sandwiches?

• A.$170
• B.$190
• C.$200
• D.$240
• E.$250

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正解:

Question No : 7
The remainder of a bolt of fabric, 971/2 inches long, is to be cut into 3 pieces. One piece is to be 22 inches long, and the other two are to be of equal length.
What will be the length, in inches, of each of the two equal pieces?
A)



B)



C)



D)



E)

• A.Option A
• B.Option B
• C.Option C
• D.Option D
• E.Option E

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正解:

Question No : 8
Fran works 6 hours each day and Karen works 8 hours each day. Fran makes $2 more per hour than Karen.
How many days must Karen work to earn $240?

• A.15
• B.24
• C.30
• D.40
• E.Not enough information is given.

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正解:

Question No : 9
In a shipment of 400 computer chips, were found to be satisfactory.
How many computer chips in the shipment were found to be satisfactory?

• A.80
• B.100
• C.300
• D.320
• E.360

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正解:

Question No : 10
CORRECT TEXT



On the grid, what is the location of point D, the fourth vertex of the parallelogram? Click on the grid to mark your answer.

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正解: XP4YP4

Question No : 11
Which of the following statements is supported by the graph?

• A.The growth rate of bacteria A is constant.
• B.The growth rate of bacteria B is constant.
• C.The difference between the numbers of bacteria A and B is constant.
• D.The growth rates of the two bacteria are approximately the same.
• E.The difference between the counts of bacteria A and B is constantly increasing.

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正解:

Question No : 12
Biologists tagged trout and released them into a new man-made lake.
The numbers of trout by gender and species are shown in the table below.



Later, biologists will net and inspect 50 of the tagged fish and re-release them into the lake.
If the netting captures fish randomly and all of the fish remain in the lake, approximately how many of the 50 fish are likely to be speckled trout?

• A.7
• B.8
• C.10
• D.15
• E.25

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正解:

Question No : 13
On which day was the difference between the high and low temperatures the LEAST?

• A.Sunday
• B.Monday
• C.Tuesday
• D.Wednesday
• E.Thursday

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正解:

Question No : 14
CORRECT TEXT
A discount electronics store had a month-long sale on CD players. On average, one out of every 36 customers who purchased a CD player was dissatisfied and returned it to the store.
If 576 CD players were sold, how many were returned?

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正解: 16CD players

Question No : 15
To create a vegetable garden, Lian plans to enclose a 200-square-foot portion of her backyard with fencing.
How many feet of fencing will she need?

• A.60
• B.66
• C.90
• D.108
• E.Not enough information is given.

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正解: