HCF and LCM Aptitude Questions With Answers
Model 3
12.Find the smallest number which gives a remainder 5, when divided by any of the numbers 8, 12 and 15.
1) 120 2) 240 3) 125 4) 65 5) 101
Model 4
13.What is the smallest number which when divided by 16, 20, and 25 leaves remainder 7, 11, and 16 respectively?
1) 391 2) 404 3) 164 4) 146 5) None of these
14.Which is the smallest number which when divided by 20, 25, 35 and 40 leaves the remainder 14, 19, 29 and 34 respectively?
1) 1394 2) 1404 3) 1664 4) 1406 5) None of these
Model 5
15.Find the greatest number of 4 digits, which is exactly divisible by 8, 12, 18, 15 and 20.
1) 9840 2) 9360 3) 9280 4) 9630 5) None of these
16.Which is the greatest number of 4 digits, which is divisible by each one of the numbers 12, 18, 21 and 28?
1) 9848 2) 9864 3) 9828 4) 9636 5) None of these
Model 6
17.Find the greatest number that will divide 65, 81 and 145 leaving the same remainder in each case.
1) 32 2)50 3) 9 4) 16 5) None of these
Model 7
18.What will be the greatest number that divides 68, 59 and 43 leaving the remainders 8, 9 and 3 respectively?
1) 8 2) 10 3) 24 4) 35 5) None of these
Answers:
12 - 3 13 - 1 14 - 1 15 - 2 16 - 3 17 - 4 18 - 2
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