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Identify the smallest two digit prime number

Identify all one digit prime numbers.

Write first 10 multiples of 12 and 16. Find out all the common multiples. Which is smallest common multiple of 12 and 16?

Write all the factors of 54 and 32 and write Highest common factor of 54 and 32

Write all the factors of 5, 15 and 30. List out all the common factors and state highest common factor of 5, 15 and 30.

The number $$(9, 8)$$ are _______ numbers.

The co-prime numbers from the following pairs, is ________.

What is the next-highest prime number after 67?

The numbers which have more than two factors are called ______.

The number of four digited numbers formed by 2, 4, 5, 7, 8 divisible by 4 is