HCF and LCM Practice Question and Answer
8 Q: The product of the LCM and HCF of two numbers is 24. The difference of the two numbers is 2. Find the numbers?
929 05f0803068e448621429de1a3
5f0803068e448621429de1a3- 12 and 4false
- 26 and 4true
- 38 and 6false
- 48 and 10false
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Answer : 2. "6 and 4"
Q: The ratio of two numbers is 4:5 and their LCM is 120. The numbers are
2439 05d77729e301aa5616c1b675e
5d77729e301aa5616c1b675e- 130, 40false
- 240, 32false
- 324, 30true
- 436, 20false
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Answer : 3. "24, 30"
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: 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:
2716 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
1092 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 :
1357 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
1823 05dcba761e9d33d6509be28e5
5dcba761e9d33d6509be28e5- 12false
- 23true
- 34false
- 45false
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Answer : 2. "3"
Q: If the ratio of two numbers is 13 : 15 and their L.C.M. is 39780. Then the numbers are?
1458 05ee99ce3eee45c3b83742e84
5ee99ce3eee45c3b83742e84- 12550 and 3450false
- 22652 and 3060true
- 32250 and 2340false
- 42450 and 3450false
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