HCF and LCM Aptitude Questions Practice Question and Answer
8 4 Q:
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608660940ac1df7d9f79f449 4 Q:
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Q: The least number, which when divided by 4, 5 and 6 leaves remainder 1, 2 and 3 respectively is:
749 05f07f3b08e448621429d86e5
5f07f3b08e448621429d86e5- 161false
- 263false
- 357true
- 459false
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Answer : 3. "57"
Q: The LCM of two numbers is 864 and their HCF is 144. If one of the numbers is 288, the other number is:
731 062f11a4d09a97851b6263f0b
62f11a4d09a97851b6263f0b- 1432true
- 2144false
- 3576false
- 41296false
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Answer : 1. "432 "
Q: The HCF of two numbers is 4 and the two other factors of LCM are 5 and 7. Find the smaller of the two numbers.
712 0608660940ac1df7d9f79f449
608660940ac1df7d9f79f449- 110false
- 214false
- 320true
- 428false
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Answer : 3. "20"
Q: LCM of two numbers is 2079 and their HCF is 27. If one of the numbers is 189, the other number is
704 061bac3c039095b5c3063b11c
61bac3c039095b5c3063b11c- 1297true
- 2584false
- 3189false
- 4216false
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Answer : 1. "297"
Q: What is the Highest Factor of $$ {2^{3}×{3^{5}}} and \ {2^{3}×{3^{5}}}$$ ?
684 0610c651e997056628331c295
610c651e997056628331c295- 1$$ {2^{3}×{3^{5}×{5^{2}}}}$$false
- 2$$ {3^{3}} $$true
- 3$$ {2^{1}×{3^{3}×{5^{1}}}}$$false
- 4$$ {{3^{5}×{5^{2}}}}$$false
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Answer : 2. "$$ {3^{3}} $$"
Q: The L.C.M and H.C.F of the two numbers are 84 and 21 respectively. If the numbers have a ratio of 1: 4, what is the larger number?
679 0602cc6b9a6ca4d5b0bb3d5d8
602cc6b9a6ca4d5b0bb3d5d8- 156false
- 284true
- 382false
- 415false
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Answer : 2. "84"
Q: Find the LCM of x and (x+3).
654 0609e5c77e941dd6183d9b5e4
609e5c77e941dd6183d9b5e4- 1x(x+3)true
- 2x2(x+3)false
- 3(x+3)false
- 4xfalse
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Answer : 1. "x(x+3)"
Q: What is the L.C.M of 12, 36, 6 and 9?
648 0609b5df18ea85b2491042c93
609b5df18ea85b2491042c93- 136true
- 2144false
- 3108false
- 462false
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Answer : 1. "36"
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