PLAYING WITH NUMBERS

The HCF of two consecutive numbers is always

• 1
• 2
• 0
• None of the above

Tags

CCSS.6.NS.B.4

2 and3 are co-primes then their LCM is ________

• 1

• 2x3

• 2/3

• 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

The smallest composite number is ____

• 1
• 2
• 3
• 4

Which of the following numbers are co-primes?

• 8 , 12
• 9 , 10
• 6 , 8
• 15 , 18

Tags

CCSS.6.NS.B.4

The least prime number with consecutive digits is _____

• 32

• 23

• 43

• 67

Tags

CCSS.4.OA.B.4

A number is divisible by 9 if the sum of the digits is divisible by _____

• 9
• 3
• 18
• None of the above

Identify whether the given statement is 'TRUE' or 'FALSE'
The sum of two odd numbers is always odd

• TRUE
• FALSE

How many prime numbers lie between 1 and 10?

• 3
• 4
• 5
• 2

Which of the following number is divisible by 11?

• 53064
• 53063
• 53067
• 53061