Aptitude Practice Question and Answer
8 Q: If the highest common factor (HCF) of x and y is 15, then the HCF of 36x2 – 81y2 and 81x2 – 9y2 is divisible by __________
6798 0649e6f6ea0e013744d4e7a7f
649e6f6ea0e013744d4e7a7f- 1135true
- 2120false
- 3180false
- 490false
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Answer : 1. "135"
Q: A house and a shop were sold for Rs. 1 lakh each, In this transaction, the house sale resulted into 20 % loss whereas the shop sale into 20 % profit. The entire transaction resulted in:
6718 05d7f1e5f7f06bc6981e04955
5d7f1e5f7f06bc6981e04955- 1no loss no gainfalse
- 2gain of Rs. $$ {1\over24}$$false
- 3loss of Rs.$$ {1\over12}$$ lakhtrue
- 4loss of$$ {1\over18}$$ lakhfalse
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Answer : 3. "loss of Rs.$$ {1\over12}$$ lakh "
Q: The number of females in the Marketing department are approximately what percent of the total employees in marketing and customer Relation department together?
6664 05d4aba5e11160f20523749fa
5d4aba5e11160f20523749fa- 126false
- 236false
- 36false
- 446false
- 516true
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Answer : 5. "16"
Q: The ratio of number of students taking admission in a organisation X and Y was 5:8. If 20% of students exceed in organisation X and 10% of students exceed in organisation Y, then new ratio of students is 6493 15d1b13e08a754124194a7564
5d1b13e08a754124194a7564- 115:22true
- 215:16false
- 35:4false
- 45:7false
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Answer : 1. "15:22"
Q: If A: B = 2: 3, B: C = 6: 11 then what is the value of C: B: A?
6474 060c0a1f93a55aa3a4ad0b060
60c0a1f93a55aa3a4ad0b060- 111: 6: 2false
- 222: 6: 4false
- 311: 3: 2false
- 411: 6: 4true
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Answer : 4. "11: 6: 4"
Q: If a nine Digit number 785x3678y is divisible by 72, then the value of (7x- 5y) is:
6453 05f2e6c3979b9e641a7658d0a
5f2e6c3979b9e641a7658d0a- 122true
- 220false
- 318false
- 416false
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Answer : 1. "22"
Q: The average age of P, Q, R, and S is 30 years. How old is R?
I. The sum of ages of P and R is 60 years.
II. S is 10 years younger than R.
6448 05ee9aaafeee45c3b8374b264
5ee9aaafeee45c3b8374b264I. The sum of ages of P and R is 60 years.
II. S is 10 years younger than R.
- 1I alone sufficient while II alone not sufficient to answerfalse
- 2II alone sufficient while I alone not sufficient to answerfalse
- 3Either I or II alone sufficient to answerfalse
- 4Both I and II are not sufficient to answertrue
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Answer : 4. "Both I and II are not sufficient to answer"
Q: A milkman has 20 liters of milk. If he mixes 5 liters of water, which is freely available, in 20 liters of pure milk. If the cost of pure milk is Rs. 18 per litre, then the profit of the milkman, when he sells all the mixture at cost price, is: 6446 65b5cc7d7e4d2b4197775151f
5b5cc7d7e4d2b4197775151f- 120%false
- 225%true
- 333.33%false
- 418%false
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Answer : 2. "25%"
Explanation :
Answer: B) 25% Explanation: When the water is freely available and all the water is sold at the price of the milk, then the water gives the profit on the cost of 20 litres of milk. Since, the profit % = ProfitCostPricex100 Therefore, profit percentage = 520x100 = 25%