HCF and LCM Aptitude Questions Practice Question and Answer
8 Q: Find the greatest number which will exactly divide 200 and 320.
2057 05dca4c41f7c0852c44759af5
5dca4c41f7c0852c44759af5- 110false
- 220false
- 316false
- 440true
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Answer : 4. "40"
Q: The HCF of two numbers 12906 and 14818 is 478. Their LCM is:
1951 05dad6d715dbf7f08d1899e08
5dad6d715dbf7f08d1899e08- 1400086true
- 2200043false
- 3600129false
- 4600129false
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Answer : 1. "400086 "
Q: The sum of two numbers is 84 and their HCF is 12. Total number of such pairs of number is
1935 05dcba761e9d33d6509be28e5
5dcba761e9d33d6509be28e5- 12false
- 23true
- 34false
- 45false
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Answer : 2. "3"
Q: The LCM of two multiples of 12 is 1056. If one of the numbers is 132, the other number is
1892 05f080c50bc929f40b0ba1186
5f080c50bc929f40b0ba1186- 196true
- 2132false
- 312false
- 472false
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Answer : 1. "96 "
Q: The LCM of x2 − 8x + 15 and x2 − 5x + 6 is:
1854 064a5429b65d2524cbf0bef9d
64a5429b65d2524cbf0bef9d- 1(x - 2) (x - 3) (x − 5)true
- 2(x − 6)2 (x + 1) (x − 3)false
- 3(x − 6) (x + 1) (x − 3)false
- 4(x + 6) (x + 1) (x − 3)false
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Answer : 1. " (x - 2) (x - 3) (x − 5) "
Q: A General of an Army wants to create a formation of square from 36562 army men. After arrangement, he found some army men remained unused.
1810 05f08283a8e448621429ebfe6
5f08283a8e448621429ebfe6- 181true
- 297false
- 336false
- 465false
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Answer : 1. "81"
Q: Three bells ring simultaneously at 11 a.m. They ring at regular intervals of 20 minutes, 30 minutes, 40 minutes respectively. The time when all the three rings together next is:
1780 05f08187370ee59767c9e3cf9
5f08187370ee59767c9e3cf9- 11.15 p.m.false
- 21.30 p.m.false
- 32 p.m.false
- 41 p.m.true
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Answer : 4. "1 p.m. "
Q: The product of the two numbers is 1500 and their HCF is 10. The number of such possible pairs is/are:
1764 06492dd65dad6f2e01f55de0b
6492dd65dad6f2e01f55de0b- 11false
- 23false
- 34false
- 42true
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- SingleChoice