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1) Write all the prime numbers between 50 and 70.
50, , 59, , , 70
2) Write all the composite numbers between 50 and 80.
50, , , 54, , 56
, ,60, , , 64
65, , , , 70
3) Write any two prime numbers between 800 and 1000.
800, , , 1000
4) Write any two composite numbers between 800 and 1000.
800, , , 1000
5) Is 643 a prime or composite number?
6) Is one hundred and thirteen prime or composite?
7) Is Nine hundred and ninety one prime or composite?
8) 180 is a composite number, true or false?
9)Which of these numbers is a prime number, 25 or 61?
10) choose all the composite numbers, 206, 51, 150, 342, 129 and 200.