Online Aptitude Test 1 - Freshers Venture
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This is a a mock test for interview preparation. Each question carries one mark. The results will be shown at the end of the test.
Questions and Answers
- 1.
A thief steals a car at 2.30pm and drives it at 60kmph. The theft is discovered at 3pm and the owner sets off in another car at 75kmph when will he overtake the thief ?
- A.
7 pm
- B.
8 pm
- C.
5 pm
- D.
12 pm
Correct Answer
C. 5 pmExplanation
Let the thief is overtaken x hrs after 2.30pm distance covered by the thief in x hrs = distance covered by the owner in x-1/2 hr 60x = 75 ( x- ½) x= 5/2 hr thief is overtaken at 2.30 pm + 2 ½ hr = 5 pmRate this question:
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- 2.
How many terms are there in 2,4,6,8..........,1024?
- A.
256
- B.
600
- C.
512
- D.
1024
Correct Answer
C. 512Explanation
It is a question on AP (Arithmetic progression).
Basic formula is :
Tn = a + (n-1)*d
a = first term, n= number of terms, d = difference between two terms
1024 = 2 + (n-1)2
2n= 1024 or n =512Rate this question:
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- 3.
There is a merry-go-round race going on.One person says,"1/3 of those in front of me and 3/4 of those behind me, give the total number of children in the race". Then the number of children took part in the race?
- A.
13
- B.
15
- C.
17
- D.
21
Correct Answer
A. 13Explanation
Assume there are x participants in the race.In a round race,no: of participants in front of a person wil be x-1 an that behind him wil b x-1. i.e, 1/3(x-1) + 3/4(x-1) = x ; solving x = 13Rate this question:
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- 4.
A train covers a distance in 50 min ,if it runs at a speed of 48kmph on an average.The speed at which the train must run to reduce the time of journey to 40min will be?
- A.
40kmph
- B.
30kmph
- C.
80kmph
- D.
60kmph
Correct Answer
D. 60kmphExplanation
Time=50/60 hr=5/6hr Speed=48mph distance=S*T=48*5/6=40km time=40/60hr=2/3hr New speed = 40* 3/2 kmph= 60kmphRate this question:
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- 5.
14 students in a class failed in both QT and Accounts. 20 failed in QT, but 32 failed in Accounts. How many students were there in total ?
- A.
38
- B.
42
- C.
40
- D.
39
Correct Answer
A. 38Explanation
20+32 – 14 = 38 studentsRate this question:
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- 6.
The least multiple of 7 which leaves a remainder 4 when divided by 6,9,15 and 18 is ?
- A.
365
- B.
364
- C.
366
- D.
367
Correct Answer
B. 364Explanation
Let x be the least multiple of 7, which when divided by 90 leaves the remainder 4. Then x is of the form 90k + 4. Now, minimum value of k for which 90k + 4 is divisible by 4. : . x = 4 * 90 + 4 = 364Rate this question:
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- 7.
A person invested Rs. 5000 at some rate (simple interest) and 4000 at 1% higher rate of interest. If the interest in both the cases is equal after 4 years. What is the rate of interest in former case?
- A.
4
- B.
5
- C.
3
- D.
2
Correct Answer
A. 4Explanation
(5000*R*4)/100=(4000*(r+1)*4)/100
5r=4r+4
r=4Rate this question:
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- 8.
13 sheeps and 9 pigs were bought for Rs. 1291.85.If the average price of a sheep be Rs. 74. What is the average price of a pig?
- A.
Rs. 970
- B.
Rs. 968
- C.
Rs. 964
- D.
Rs. 962
Correct Answer
D. Rs. 962Explanation
Average price of a sheep = Rs. 74 : . Total price of 13 sheeps = (74*13) = Rs. 962Rate this question:
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- 9.
Simple interest on a sum of money is 1/9th of sum and the number of years and the rate % per annum are equal. What is rate?
- A.
3.33
- B.
3.5
- C.
3.4
- D.
3.2
Correct Answer
A. 3.33Explanation
Formula : ( P*R*T)/100 = interest
p=principal, r=rate, t=time, here r=t
let us assume principal = 9, interest = 1
9 * R^2 / 100 =1
R^2= 100/9
R=10/3 = 3.33Rate this question:
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- 10.
A certain number of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10days more for the work to be finished. How many men were there originally?
- A.
19
- B.
21
- C.
20
- D.
22
Correct Answer
C. 20Explanation
Number of men =x
total work =10X
10X = (X-10)(20)
10X=20X-200
X=20Rate this question:
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- 11.
3 ¼ - 4/5 of 5/6 / 4 1/3 / 1/5 – ( 3/10 + 21 1/5 ) is equal to?
- A.
16 1/2
- B.
15 1/2
- C.
17 1/2
- D.
13 1/2
Correct Answer
B. 15 1/2Explanation
13/4 – 4/5 * 5/6 / 13/3 / 1/5 – ( 3/10 + 106/5 ) (use BODMASRULE)
-- > 13/4 – 4/6 / 13/3 / 1/5 – 215/10 -- > 31/12 / 13/3 * 5 – 215/10
-- > 31/12 / 65/3 – 43/2 -- > 31/12 / 130 – 129/6 -- > 31/12/1/6 = 31/12 * 6/1 -- > 31/2 = 15 1/2Rate this question:
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- 12.
The Value of √24 + 3√64 + 4√28 is?
- A.
12
- B.
14
- C.
15
- D.
13
Correct Answer
A. 12Explanation
24*1/2 + 43*1/3 + 28*1/4
-- > 4 + 4 + 4 -- > 12Rate this question:
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- 13.
The average age of a family of 8 persons is 20. The age of the youngest person is 5 years. What was the average age of the family just before the birth of the youngest person ?
- A.
12
- B.
14
- C.
16
- D.
17.14
Correct Answer
D. 17.14Explanation
The total now = 20 * 8 = 160
Total just after birth : (20-5) * 8 = 120
Average just before birth: 120/7 = 17.14Rate this question:
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- 14.
A batsman in his 18th innings makes a score of 150 runs and there by increasing his Average by 6. Find his average after 18th innings ?
- A.
43
- B.
42
- C.
45
- D.
44
Correct Answer
B. 42Explanation
Let the average for 17 innings is x runs Total runs in 17 innings = 17x Total runs in 18 innings = 17x + 150
Average of 18 innings = 17x + 150/18
therefore 17x + 150/18 = x + 6 -- > x = 42 Thus, average after 18 innings = 42Rate this question:
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- 15.
A’s salary is 20% more than B’s salary. By what % is B’s salary less than that of A?
- A.
16.66%
- B.
16.%
- C.
15.6%
- D.
14.8%
Correct Answer
A. 16.66%Explanation
Let us assume B’s salary = 100
A’s salary is : 100 + 20 = 120
B’s salary is 20 less than 120
20/120 * 100 = 16.66%Rate this question:
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Current Version
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Mar 20, 2023Quiz Edited by
ProProfs Editorial Team -
Aug 23, 2013Quiz Created by
Freshersventure
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