Finding LCM of Two Numbers

Q.

Find the least $5$ digit number which is exactly divisible by $12,15$ and $18?$

Q.

The decimal system is also known as the ___ number system.

1. Base 5

2. Base-10

3. Binary

4. Base 100

Q. What is the smallest number of chairs that can be arranged in rows of 12 or 15?

1. 30
2. 120
3. 40
4. 60

Q.

The HCF and LCM of the two numbers are $5$ and $400$ respectively. If one of the numbers is $25$, find the other number.

Q.

The HCF of two numbers is $11$and if their product is $7623$. Find their LCM.

Q.

The product of two numbers is 600. If their HCF is 5, then what is their LCM?

1. 120
2. 60
3. 40
4. 50

Q.

Find the smallest number which when reduced by 5 is divisible by 3 and 8

1. 24
2. 53
3. 29
4. 42

Q. The smallest number that is divisible by 2, 4, 6 is____

1. 8
2. 12
3. 9
4. 36

Q. Decimal system consist of numbers from and binary system uses only

1. 1 to 9
2. 0 and 1
3. 0 to 9
4. 1 and 2

Q. Find the smallest number which when reduced by 2 is divisible by 5 and 7.

1. 35
2. 42
3. 37
4. 44

Q.

Which of the following statements are true?

the LCM of two numbers cannot be less than any of the numbers.

1. True
2. False

Q. The smallest number that is divisible by 2, 4, and 6 is ____.

1. 12
2. 9
3. 36
4. 8

Q.

How to find the Least Common Multiple (LCM)?

Q. Find the smallest number of flowers that can be put in vases in groups of 6 and 9?

1. 12
2. 15
3. 18
4. 24

Q. The face value of notes and coins used in different countries is called:

1. Denomination
2. Numismatics
3. Currency
4. Money

Q.

What is the least common multiple of $5$ and $7$?

Q. Find the sum of digits of the LCM of 4 and 6.

1. 12
2. 6
3. 3
4. 24

Q. The LCM of 4 and 8 is:

1. 18
2. 12
3. 16
4. 8

Q. 24 36 72 LCM ANSWER

Q.

What is the smallest number of chairs that can be arranged in rows of 12 or 15?

1. 30
2. 120
3. 40
4. 60

Q. LCM of 12 and 18 is

1. 18
2. 60
3. 36

Q. The Lowest Common Multiple of 2 and 4 is

1. 2
2. 4
3. 6
4. 8

Q. LCM of 4 and 16 is 16

1. False
2. True

Q.

The product of two numbers is 192. If their LCM is 48, then what will be their HCF?

1. 12

2. 4

3. 8

4. 10

Q. The least common multiple of 4, 5, 6 is ____.

1. 30
2. 35
3. 120
4. 60

Q.

Find the sum of digits of the LCM of 4 and 6

1. 12
2. 3
3. 24
4. 6

Q. 38, 72 find the using prime factorisation

Q.

The HCF of two numbers is 12 and their LCM is 360. If one number is 60, then the other number is ___.

1. 60

2. 48

3. 96

4. 72

Q.

The product of two numbers is 600. If their HCF is 5, then what is their LCM?

1. 60

2. 40

3. 50

4. 120

Q. Find the LCM of 9 and 12.

1. 72
2. 36
3. 12
4. 18