thucnu
30-11-2009, 11:22 PM
QUESTION 20 :
If p = 0,2 and n = 100, then
0 0,04 0,4
Answer
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QUESTION 21 :
Three business partners Q, R, and S, agree to divide their total profit for a certain year in the ratios 2 : 5 : 8, respectively. If Q's share was $4,000, what was the total profit of the partners for the year ?
$26,000 $30,000 $52,000 $60,000 $300,000
Answer
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QUESTION 22 :
Of the five coordinates associated with points. A, B, C, D and E on the number line above, which has the greastest absolute value ?
A B C D E
Answer
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QUESTION 23 :
A restaurant meal cost $35.50 and there was no tax. If the tip was more than 10 percent but less than 15 percent of the cost of the meal, then the total amount paid must have been between
$40 and $42 $39 and $41 $38 and $40 $37 and $39 $36 and $37
Answer
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QUESTION 24 :
Harriet wants to put up fencing around three sides of her rectangular yard and leave a side of 20 feet unfenced. If the yard has an area of 680 square feet, how many feet of fencing does she need ?
34 40 68 88 102
Answer
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QUESTION 25 :
Increasing the original price of an article by 15 percent and then increasing the new price by 15 percent is epuivalent to increasing the original price by
32.25% 31.00% 30.25% 30.00% 22.50%
Answer
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QUESTION 26 :
If k is an integer and 0.0010101 * 10k is greater than 1,000, what is the least possible value of k ?
2 3 4 5 6
Answer
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QUESTION 27 :
If and , then b =
-8 -2 2
Answer
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QUESTION 28 :
In a weight-lifting competition, the total weight of Joe's two lifts was 750 pounds. If twice the weight of his first lift was 300 pounds more than the weight of his second lift, what was the weight, in pounds, of his first lift ?
225 275 325 350 400
Answer
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QUESTION 29 :
One hour after Yolanda started walking from X to Y, a distance of 45 miles, Bob started walking along the same road from Y to X. If Yolanda's walking rate was 3 miles per hour and Bob's was 4 miles per hour, how many miles had Bob walked when they met?
24 23 22 21 19.5
Answer
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QUESTION 30 :
The average (arithmetic mean) of 6 numbers is 8.5. When one number is discarded, the average of the remaining numbers becomes 7.2. What is the discarded number ?
7.8 9.8 10.0 12.4 15.0
Answer
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QUESTION 31 :
If and is a prime integer greater than 2, which of the following must be true?
I. x = y
II. y = 1
III. x and y are prime integers.
None I only II only III only I and III
Answer
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QUESTION 32 :
One inlet pipe fills an empty tank in 5 hours. A second inlet pipe fills the same tank in 3 hours. If both pipes are used together, how long will it take to kill of the tank ?
Answer
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QUESTION 33 :
A total of 40 brand X television sets and 80 brand Y television sets were purchased for a motel chain. If the price of each brand Y set was twice the price of each brand X set, what percent of the total bill was the price of a brand Y set?
0.25% 0.5% 0.625% 0.833% 1.0%
Answer
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QUESTION 34 :
Ben and Ann are among 7 contestants from which 4 semifinalists are to be selected. Of the different possible selections, how many contain neither Ben nor Ann ?
5 6 7 14 21
Answer
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QUESTION 35 :
How many positive integers k are there such that 100k is a factor of (22)(3)(53)?
None One Two Three Four
Answer
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QUESTION 36 :
EVE - ADAM = JOAN - ?
BILL DON JOHN MIKE ART
Answer
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QUESTION 37 :
DRIVES = 7
PEDESTRIAN = 11
ACCIDENT =
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QUESTION 38 :
Thêm vào một từ vừa hoàn chỉnh từ trước vừa khởi đầu cho từ sau:
PRACT () BERG
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QUESTION 39 :
Tìm ra thành phần không cùng nhóm:
BOWL SPOON PLATE MUDBATH
Answer
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QUESTION 40 :
Thêm vào con số bị thiếu:
196 (25) 324
329 () 137
:oi::oi::oi:
If p = 0,2 and n = 100, then
0 0,04 0,4
Answer
--------------------------------------------------------------------------------
QUESTION 21 :
Three business partners Q, R, and S, agree to divide their total profit for a certain year in the ratios 2 : 5 : 8, respectively. If Q's share was $4,000, what was the total profit of the partners for the year ?
$26,000 $30,000 $52,000 $60,000 $300,000
Answer
--------------------------------------------------------------------------------
QUESTION 22 :
Of the five coordinates associated with points. A, B, C, D and E on the number line above, which has the greastest absolute value ?
A B C D E
Answer
--------------------------------------------------------------------------------
QUESTION 23 :
A restaurant meal cost $35.50 and there was no tax. If the tip was more than 10 percent but less than 15 percent of the cost of the meal, then the total amount paid must have been between
$40 and $42 $39 and $41 $38 and $40 $37 and $39 $36 and $37
Answer
--------------------------------------------------------------------------------
QUESTION 24 :
Harriet wants to put up fencing around three sides of her rectangular yard and leave a side of 20 feet unfenced. If the yard has an area of 680 square feet, how many feet of fencing does she need ?
34 40 68 88 102
Answer
--------------------------------------------------------------------------------
QUESTION 25 :
Increasing the original price of an article by 15 percent and then increasing the new price by 15 percent is epuivalent to increasing the original price by
32.25% 31.00% 30.25% 30.00% 22.50%
Answer
--------------------------------------------------------------------------------
QUESTION 26 :
If k is an integer and 0.0010101 * 10k is greater than 1,000, what is the least possible value of k ?
2 3 4 5 6
Answer
--------------------------------------------------------------------------------
QUESTION 27 :
If and , then b =
-8 -2 2
Answer
--------------------------------------------------------------------------------
QUESTION 28 :
In a weight-lifting competition, the total weight of Joe's two lifts was 750 pounds. If twice the weight of his first lift was 300 pounds more than the weight of his second lift, what was the weight, in pounds, of his first lift ?
225 275 325 350 400
Answer
--------------------------------------------------------------------------------
QUESTION 29 :
One hour after Yolanda started walking from X to Y, a distance of 45 miles, Bob started walking along the same road from Y to X. If Yolanda's walking rate was 3 miles per hour and Bob's was 4 miles per hour, how many miles had Bob walked when they met?
24 23 22 21 19.5
Answer
--------------------------------------------------------------------------------
QUESTION 30 :
The average (arithmetic mean) of 6 numbers is 8.5. When one number is discarded, the average of the remaining numbers becomes 7.2. What is the discarded number ?
7.8 9.8 10.0 12.4 15.0
Answer
--------------------------------------------------------------------------------
QUESTION 31 :
If and is a prime integer greater than 2, which of the following must be true?
I. x = y
II. y = 1
III. x and y are prime integers.
None I only II only III only I and III
Answer
--------------------------------------------------------------------------------
QUESTION 32 :
One inlet pipe fills an empty tank in 5 hours. A second inlet pipe fills the same tank in 3 hours. If both pipes are used together, how long will it take to kill of the tank ?
Answer
--------------------------------------------------------------------------------
QUESTION 33 :
A total of 40 brand X television sets and 80 brand Y television sets were purchased for a motel chain. If the price of each brand Y set was twice the price of each brand X set, what percent of the total bill was the price of a brand Y set?
0.25% 0.5% 0.625% 0.833% 1.0%
Answer
--------------------------------------------------------------------------------
QUESTION 34 :
Ben and Ann are among 7 contestants from which 4 semifinalists are to be selected. Of the different possible selections, how many contain neither Ben nor Ann ?
5 6 7 14 21
Answer
--------------------------------------------------------------------------------
QUESTION 35 :
How many positive integers k are there such that 100k is a factor of (22)(3)(53)?
None One Two Three Four
Answer
--------------------------------------------------------------------------------
QUESTION 36 :
EVE - ADAM = JOAN - ?
BILL DON JOHN MIKE ART
Answer
--------------------------------------------------------------------------------
QUESTION 37 :
DRIVES = 7
PEDESTRIAN = 11
ACCIDENT =
--------------------------------------------------------------------------------
QUESTION 38 :
Thêm vào một từ vừa hoàn chỉnh từ trước vừa khởi đầu cho từ sau:
PRACT () BERG
--------------------------------------------------------------------------------
QUESTION 39 :
Tìm ra thành phần không cùng nhóm:
BOWL SPOON PLATE MUDBATH
Answer
--------------------------------------------------------------------------------
QUESTION 40 :
Thêm vào con số bị thiếu:
196 (25) 324
329 () 137
:oi::oi::oi: