HCF and LCM Practice Question and Answer
8 Q: Two numbers are in the ratio 3: 4. If their LCM is 240, the E smaller of the two numbers is:
1017 15e8ffe0cf681623fa5603ee1
5e8ffe0cf681623fa5603ee1- 1100false
- 280false
- 360true
- 450false
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Answer : 3. "60 "
Q: Two numbers are in the ratio 3 : 4. Their LCM is 84 . The greater number is:
989 05dcba6ad45ad6b59c82d8f41
5dcba6ad45ad6b59c82d8f41- 121false
- 224false
- 328true
- 484false
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Answer : 3. "28"
Q: The smallest number, which when increased by 5 is divisible by each of 24, 32, 36 and 54, is
985 05f0808483f7f07047799f7aa
5f0808483f7f07047799f7aa- 1571false
- 2427false
- 3869false
- 4859true
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Answer : 4. "859 "
Q: The sum of the HCF and LCM of two numbers is 680 and the LCM is 84 times the HCF. If one of the numbers is 56, the other is :
971 05ffeb30e4426b26e3e5a54c2
5ffeb30e4426b26e3e5a54c2- 184false
- 212false
- 38false
- 496true
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Answer : 4. "96"
Q: The H.C.F. of two numbers is 8. Which one of the following can never be their L.C.M?
971 05ee0ca90ca41b347ed3507fb
5ee0ca90ca41b347ed3507fb- 124false
- 248false
- 356false
- 460true
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Answer : 4. "60"
Q: HCF and LCM of two numbers are 7 and 140 respectively. If the numbers are between 20 and 45, the sum of the numbers is:
963 05f06e68bb13c2d244adae0e2
5f06e68bb13c2d244adae0e2- 163true
- 256false
- 370false
- 477false
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Answer : 1. "63 "
Q: The LCM of two numbers is 12 times their HCF. The sum of the HCF and the LCM is 403. If one of the number is 93, then the other number is.
960 05e8ffe5ef681623fa560402c
5e8ffe5ef681623fa560402c- 1124true
- 2128false
- 3134false
- 4138false
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Answer : 1. "124 "
Q: What is the LCM (least common multiple) of 57 and 93?
946 05f0e73a7dcdb5f61f5c2f28d
5f0e73a7dcdb5f61f5c2f28d- 11576false
- 21767true
- 31567false
- 41919false
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