HCF and LCM Aptitude Questions Practice Question and Answer
8 Q: The greatest number, which when subtracted from 5834, gives a number exactly divisible by each of 20, 28, 32 and 35, is
1114 05dcba5c285d84c59cfbc1244
5dcba5c285d84c59cfbc1244- 11120false
- 24714true
- 35200false
- 45600false
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Answer : 2. "4714 "
Q: The maximum number of students among whom 1001 pens and 910 pencils can be distributed in such a way that each student gets same number of pens and same number of pencils, is:
1462 05db0306bc386724da53b2057
5db0306bc386724da53b2057- 191true
- 2910false
- 31001false
- 41911false
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Answer : 1. "91 "
Q: If A and B are the HCF and LCM respectively of two algebraic expressions x and y, and A + B = x + y, then the value of A3 + B3 is
1263 05dca4b85582669277c295f80
5dca4b85582669277c295f80- 1$$x^3-y^3 $$false
- 2$$x^3$$false
- 3$$y^3$$false
- 4$$x^3 + y^3$$true
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Answer : 4. "$$x^3 + y^3$$"
Q: Two numbers are in the ratio 3 : 4. Their LCM is 84 . The greater number is:
986 05dcba6ad45ad6b59c82d8f41
5dcba6ad45ad6b59c82d8f41- 121false
- 224false
- 328true
- 484false
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Answer : 3. "28"
Q: A number of friends decided to go on picnic and planned to spend Rs. 108 on eatables. Three of them however did not turn up. As a consequence, each one of the remaining had to contribute Rs 3. extra. The number of them who attended the picnic was:
2713 05d77662ba1321a5b0b59561f
5d77662ba1321a5b0b59561f- 115false
- 212false
- 39true
- 46false
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Answer : 3. " 9"
Q: The HCF and LCM of two numbers are 12 and 336 respectively. If one of the number is 84, the other is
1084 05d7f1ce150132761b5ef7477
5d7f1ce150132761b5ef7477- 136false
- 248true
- 372false
- 496false
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Answer : 2. "48"
Q: A milk in vendor has 21 liters of cow milk, 42 liters of toned milk and 63 liters of double toned milk. If he wanted to pack them in cans so that each can contains same liters of milk and does not want to mix any two kinds of milk in a can, then the least number of cans required is :
1356 05dca4a63f7c0852c4475989d
5dca4a63f7c0852c4475989d- 13false
- 26true
- 39false
- 412false
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Answer : 2. "6"
Q: The sum of two numbers is 84 and their HCF is 12. Total number of such pairs of number is
1819 05dcba761e9d33d6509be28e5
5dcba761e9d33d6509be28e5- 12false
- 23true
- 34false
- 45false
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