Practice Question and Answer
8Q: Sum of present ages of P and Q is 41. Age of P 2 year hence is equal to age of R, 1 year ago. Age of P, 4 year hence is equal to age of Q 1 year ago and ratio of present age of P and S is 3 : 4. Find the difference of age of R and S. 2543 05b5cc6aae4d2b4197774cf4c
5b5cc6aae4d2b4197774cf4c- 12false
- 23true
- 34false
- 45false
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Answer : 2. "3"
Explanation :
Answer: B) 3 Explanation: According to the given data, P + Q = 41 ......(1) R - 1 = P + 2 R = P + 3 and P + 4 = Q - 1 => Q = P + 5 ....(2) From (1)&(2) P = 18 Q = 18 + 5 = 23 R = 18 + 3 = 21 => P/S = 3/4 => S = 4/3 x 18 = 24 Required Difference = S - R = 24 - 21 = 3.
Q: An intelligent boy is doing a jigsaw with 275 pieces. Each day that he fits pieces together there are fewer pieces left, and it is reasonable to assume that he fits more pieces each day because the number left to sort out diminishes progressively. Hence he is able to fit an extra piece as each day goes by. On the first day he fits 20 pieces. How many days does it take for him to complete the puzzle ? 2543 05b5cc71ee4d2b4197774f59a
5b5cc71ee4d2b4197774f59a- 111 daystrue
- 215 daysfalse
- 313 daysfalse
- 416 daysfalse
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Answer : 1. "11 days"
Explanation :
Answer: A) 11 days Explanation: Let 'n' number of days it take to complete. we know that sum of n number= n/2[2a+(n-1)d]where a=20,d=1;n/2[2x20+(n-1)1]=275n[n+39]=550n2 + 39n - 550 = 0 n2+ 50n - 11n - 550 = 0(n-11) (n-50) = 0n-11 = 0;n = 11(Days).
Q: On selling an article on certain price a shopkeeper gets a loss of x%. If he doubles the selling price he will get a profit of 30%. Find the value of x.
2542 15ebeb855d33dc17bd49a30ff
5ebeb855d33dc17bd49a30ff- 130%false
- 235%true
- 340%false
- 445%false
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Answer : 2. "35%"
Q: Statement:
Imprisonment for 27 years made Nelson Mandela, the President.
Assumptions:
I. Only who will be imprisoned for 27 years will become the President.
II. To become the President, imprisonment is a qualification.
2541 05f6dbebf26f26f600c5a93b0
5f6dbebf26f26f600c5a93b0- 1afalse
- 2bfalse
- 3cfalse
- 4dtrue
- 5efalse
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Answer : 4. "d"
Q: Which of the following is an open source (free to all) mobile OS?
2541 061c583dee343c02767855ac7
61c583dee343c02767855ac7- 1Wi-Fifalse
- 2Inductionfalse
- 3Infraredfalse
- 4All of thesetrue
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Answer : 4. "All of these"
Explanation :
An open source (free for all) low connectivity requirement.
- Wi-Fi
- Induction
- infrared Q: In a certain language ‘PARTY’ is coded as ‘161182025’ then how ‘CAMERA’ is coded as same certain language?
2541 05f5f1e4f80a26b7dabf91586
5f5f1e4f80a26b7dabf91586- 131451926false
- 224116126false
- 332116181false
- 431135181true
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Answer : 4. "31135181"
Q: Arrange the given words in alphabetical order and tick the one that comes in the middle ? 2541 05b5cc6fee4d2b4197774f120
5b5cc6fee4d2b4197774f120- 1Slaughtertrue
- 2Skirtfalse
- 3Straightfalse
- 4Shoutfalse
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Answer : 1. "Slaughter"
Explanation :
Answer: A) Slaughter Explanation: The arrangement in the alphabetical order is Shout, Skirt, Slaughter, Specify, Straight. The word in the middle is Slaughter.
Q: Reptile is to Lizard as Flower is to 2541 05b5cc6aee4d2b4197774d160
5b5cc6aee4d2b4197774d160- 1Orchidstrue
- 2Stemfalse
- 3Leaffalse
- 4Petalfalse
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Answer : 1. "Orchids"
Explanation :
Answer: A) Orchids Explanation: Here Lizard is a type of Reptiles whereas Orchid is a type of flowers. Other than Orchids all are parts of Plants. Hence, Reptile is to Lizard as Flower is to Orchids.