# LCM and HCF

## Quiz by Mamoona

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10 questions
• Q1
HCF stands for
Highest common Factor
Factor
Multiples
Common Factor
30s
• Q2
The first 5 multiples of 6
1,2,5,6,7,8
6,12,18,24,30
2,4,6,8,10,12
5,10,15,20,25,30
30s
• Q3
LCM stands for
Least Common Multiples
Highest Common Factor
Common Numbers
Least Factors
30s
• Q4
The Factors of 6 are
1,2,3
2,1,3
3,2,1
1,2,3,6
45s
• Q5
The even numbers are divisible by
2
5
3
4
45s
• Q6
Which Number is not a even Number
10
5
8
4
45s
• Q7

If the HCF of two numbers in 1, then the number are called ____________________________.

prime

composite

even

co -primes

45s
• Q8

Prime number is a number that has only ______________ factors

1

4

5

2

45s
• Q9

_________________ is the process by which a whole number that is noy a prime number is broken down into its factors.

HCF

Multiplication

LCM

Factorization

45s
• Q10

The factors of 75 are ___________________

1,2,5

1,3,5,15,25,75

15 and 25

1 and 75

45s

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