PLAYING WITH NUMBERS CLASS 6

The HCF of two consecutive numbers is always

• 1
• 2
• 0
• None of the above

Tags

CCSS.6.NS.B.4

Identify whether the given statement is 'TRUE' or 'FALSE'
All prime numbers are odd

• TRUE
• FALSE

How many prime numbers lie between 1 and 10?

• 3
• 4
• 5
• 2

Lowest Common Multiples of 12 and 8 is :

• 12

• 8

• 16

• 24

LCM of 12, 16, 24, 36

• 72

• 48

• 144

• 96

In which of the following prime factorisation has been done:

• 56 = 1x2x2x2x7

• 56 = 2x2x2x7

• 56 = 2x4x7

• 56 = 2x2x14

2 and 3 are co-primes then their LCM is ________

• 1

• 2x3

• 2/3

• None of the above

If a number is divisible by 5, then which of the following can be its one's digit?

• 2
• 3
• 4
• 5

_____ is the smallest factor of 12?

• 12

• 3

• 2

• 1

Which of them is a composite number?

• 31

• 23

• 29

• 33