Quantitative Aptitude Practice Question and Answer
8Q: P can do a piece of work in 5 less days than Q. If both of them can do the same work in 1119days, in how many days will Q alone do the same work ? 1927 05b5cc6c2e4d2b4197774dbcd
5b5cc6c2e4d2b4197774dbcd- 124 daysfalse
- 225 daystrue
- 320 daysfalse
- 419 daysfalse
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Answer : 2. "25 days"
Explanation :
Answer: B) 25 days Explanation: Let Q complete that work in 'L' days => 1L + 1L-5 = 9100 => 9L2-245L+500=0 L = 25 days.
Q: 2500473+ (56)2÷7=? 1927 05b5cc7c8e4d2b41977750e36
5b5cc7c8e4d2b41977750e36- 1547false
- 2475false
- 3455false
- 4None of thesetrue
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Answer : 4. "None of these"
Explanation :
Answer: D) None of these Explanation:
Q: 12 as a percentage? 1926 05b5cc696e4d2b4197774c570
5b5cc696e4d2b4197774c570- 150%true
- 25%false
- 30.5%false
- 40.05%false
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Answer : 1. "50%"
Explanation :
Answer: A) 50% Explanation: 1/2 as a percentage means 1/2 = 0.5 in decimal Now, in percentage means 0.5 x 100% = 50%.
Q: If every seconds Saturday and all Sundays are holidays in a 30 days month beginning on Saturday, then how many working days are there in that month ? (Month starts from Saturday) 1926 05b5cc6f8e4d2b4197774f054
5b5cc6f8e4d2b4197774f054- 125false
- 222false
- 324false
- 423true
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Answer : 4. "23"
Explanation :
Answer: D) 23 Explanation: As month begins on Saturday, so 2nd, 9th, 16th, 23rd, 30th days will be Sundays. While 8th and 22nd days are second Saturdays. Thus, there are 7 holidays in all. Hence, no. of working days = 30 – 7 =23
Q: In an exhibition, Almond bought a painting for Rs. 20000. He later sold it to Olive for Rs. 23000. Olive sold it to Sarah for double the profit percentage that Almond earned. At what price should Sarah sell this painting to earn 8% profit ? 1925 05b5cc6c4e4d2b4197774dcf6
5b5cc6c4e4d2b4197774dcf6- 1Rs. 34,410false
- 2Rs. 31,184false
- 3Rs. 29,999false
- 4Rs. 32,292true
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Answer : 4. "Rs. 32,292"
Explanation :
Answer: D) Rs. 32,292 Explanation: Almond Selling price = CP(1 + P%/100) => CP = 20000, SP = 23000 => 23000 = 20000 (1 + P/100) => P% = 100(23000/20000 - 1) = 15 Then, Olive's P% = 30% SP for Olive = CP for Sarah = 23000(1 + 30/100) = 29900 Now Sarah wants to earn profit of 8% => Sp for Sarah = 29900(1 + 8/100) = Rs. 32,292.
Q: An amount doubles itself in 15 years. what is the rate of interest ? 1925 05b5cc711e4d2b4197774f3cd
5b5cc711e4d2b4197774f3cd- 17.85 %false
- 29.41%false
- 36.66 %true
- 44.21 %false
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Answer : 3. "6.66 %"
Explanation :
Answer: C) 6.66 % Explanation: Let the principle be Rs. PAs the amount double itself the interest is Rs. P tooSo P = P x r x 15/100=> r = 100/15 = 20/3 % = 6.66 %.
Q: Using numbers from 0 to 9 the number of 5 digit telephone numbers that can be formed is 1925 05b5cc7b4e4d2b4197775088d
5b5cc7b4e4d2b4197775088d- 11,00,000false
- 259,049false
- 33439true
- 46561false
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Answer : 3. "3439"
Explanation :
Answer: C) 3439 Explanation: The numbers 0,1,2,3,4,5,6,7,8,9 are 10 in number while preparing telephone numbers any number can be used any number of times. This can be done in 105ways, but '0' is there So, the numbers starting with '0' are to be excluded is 94 numbers. Total 5 digit telephone numbers = 105- 94 = 3439
Q: Find the odd letter/word from the given alternatives. 1923 05b5cc6cae4d2b4197774dff2
5b5cc6cae4d2b4197774dff2- 1Horsetrue
- 2Ewefalse
- 3Hindfalse
- 4Bitchfalse
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Answer : 1. "Horse"
Explanation :
Answer: A) Horse Explanation: Except Horse, remaining all belong to female category. Hind - Female Deer Ewe - Female Sheep Bitch - Female Dog.