HCF and LCM Aptitude Questions Practice Question and Answer
8 Q: The HCF and LCM of two numbers are 44 and 264 respectively. If the first number is divided by 2, the quotient is 44. The other number is:
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5dcba7e045ad6b59c82d9745- 1147false
- 2528false
- 3132true
- 4264false
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Answer : 3. "132 "
Q: What least number must be subtracted from 1936 so that the resulting number when divided by 9, 10 and 15 will leave in each case the same remainder 7?
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5f08071b3f7f07047799f116- 139true
- 230false
- 337false
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Answer : 1. "39 "
Q: The traffic lights at three different road crossings change after 24 seconds, 36 seconds and 54 seconds respectively. If they all change simultaneously at 10 : 15 : 00 AM, then at what time will they again change simultaneously?
1714 05ed9a22fb516791f26536e28
5ed9a22fb516791f26536e28- 110:16:54 AMfalse
- 210:18:36 AMtrue
- 310:17:02 AMfalse
- 410:22:12 AMfalse
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Answer : 2. "10:18:36 AM"
Q: The smallest number, which when increased by 5 is divisible by each of 24, 32, 36 and 54, is
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5f0808483f7f07047799f7aa- 1571false
- 2427false
- 3869false
- 4859true
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Answer : 4. "859 "
Q: The HCF of two numbers is 96 and their LCM is 1296. If one of the numbers is 864, the other is
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604877586b33de2b73845fe5- 1140false
- 2144true
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Answer : 2. "144"
Q: What will be the greatest common factor of 96, 528, 2160, 3520?
1658 06318402dd9ac741324d7d393
6318402dd9ac741324d7d393- 18false
- 216true
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Answer : 2. "16"
Q: What is the L.C.M of 12, 23, 24?
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5ebb62d8c1aae5429b38c808- 1120false
- 2529false
- 3552true
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Answer : 3. "552"
Q: Two numbers are in the ratio 3 : 4. Their L.C.M. is 84. The greater number is
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5f08172970ee59767c9e1ac1- 128true
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