Study Materials for IBPS, Bank Exams : Numerical Ability/Quantitative Aptitude - HCF and LCM [MCQ]

1. The least number which when divided by 4, 6, 8, 12 and 16 leaves a remainder of 2 in each case is:

1. 20
2. 43
3. 50
4. 59
5. 60

2. The HCF of two numbers is 8. Which one of the following can never be their LCM?

1. 32
2. 24
3. 48
4. 56
5. 60

3. The product of the LCM and HCF of two numbers is 24. The difference of the two numbers is 2. Find the numbers.

1. 2 and 6
2. 9 and 14
3. 2 and 4 4. 6 and 4
5. 6 and 10

4. Find the greatest number that will divide 640, 710 and 1526 so as to leave 11, 7, 9 as remainders respectively.

1. 36
2. 37
3. 42
4. 29
5. 47

5. If LCM of two natural numbers is 36 and their sum is 30. Find the two numbers.

1. 15, 4
2. 12, 18
3. 9, 21
4. 4, 26
5. 20, 26

6. There are 5 consecutive natural numbers with LCM as 60. The product of the first two numbers is equal to the 5th number. What is the sum of the 5 numbers?

1. 0
2. 19
3. 20
4. 25
5. 24

7. Find the least number which when divided by 16, 18 and 20 leaves a remainder 4 in each case, but is completely divisible by 7.

1. 465
2. 3234
3. 2884
4. 3234
5. 464

8. HCF of two numbers is 15 and their LCM is 180. If their sum is 105, then the numbers are:

1. 30 and 70
2. 35 and 70
3. 50 and 75
 4. 45 and 60
5. 55 and 60

9. A certain type of board is sold in lengths of multiples of 2 feet. The shortest board sold is 6 feet, and the longest is 24 feet. A builder needs a large quantity of this type of board in feet lengths. For minimum waste the lengths to be ordered should be:

1. 23 ft
2. 28 ft
3. 22 ft
4. 52 ft
5. 25 ft

© BANKEXAMPORTAL.COM