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Aptitude · all questions

Problems On H.C.F And L.C.M
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The LCM of two numbers is 12 times their HCF. The sum of HCF and LCM is 403. If one number is 93, find the other = ?

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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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The smallest number, which when increased by 5 is divisible by each of 24, 32, 36 and 64 is ?

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The LCM of two numbers is 44 times of their of HCF. The sum of the LCM and HCF is 1125. If one number is 25 then the other number is = ?

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The LCM of three different numbers is 120. Which of the following cannot be their HCF ?

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The greatest number for four digits which when divided by 12, 16 and 24 leave remainder 2,6 and 14 respectively is = ?

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Two numbers are in the ratio 3 : 4. The product of their HCF and LCM is 2028. The sum of the numbers is = ?

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Sum of two numbers is 384. HCF of the numbers is 48. The difference of the numbers is = ?

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The HCF and LCM of two numbers are 21 and 4641 respectively. If one of the numbers lies between 200 and 300 , the two numbers are ?

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The LCM of two multiples of 12 is 1056. If one of the number is 132, the other number is ?

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The product of two numbers is 396 × 576 and their LCM is 6336. Find their HCF = ?

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The greatest number, which when subtracted from 5834, gives a number exactly divisible by each of 20, 28, 32 and 35 is ?

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21 mango trees, 42 apple trees and 56 orange trees have to be planted in rows such that each row contains the same numbers of trees of one variety only. Minimum number of row in which the trees may be planted is = ?

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The greatest possible length which can be used to measure exactly the lengths 7m, 3m 85cm, 12m 95cm is = ?

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Two numbers are in the ratio 3:4. Their LCM is 84. The greater number is ?

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The HCF and LCM of two numbers are 12 and 924 respectively. Then the number of such pair is = ?

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The LCM of two numbers is 520 and their HCF is 4. If one of the numbers is 52, then the other number is = ?

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The capacity of two pots is 120 litres and 56 litres respectively. Find the capacity of a container which can exactly measure the contents of the two pots = ?

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A daily wage labourer was engaged for a certain number of days for Rs. 5750, but being absent on some of those days he was paid only Rs. 5000. What was his maximum possible daily wage ?

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The product of two numbers is 2028 and their HCF is 13. The number of such of pair is = ?

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