Question

1. I am the smallest number, having three different Prime Factors. Who am I?
a) 6 b) 30 c) 10 d) 2

2.I am the smallest number, having two different composite factors. Who am I?
a) 24 b) 4 c) 6 d) 10

3.I am the smallest number, having four identical prime factors. Who am I?
a) 60 b) 26 c) 24 d) 16

4.I am the greatest four digit number having two different 2 - digit prime factors. Who am I?
a) 9702 b) 9603 c) 8827 d) 8633

5.I am the greatest four digit number having two different 2 digit composite factors. Who am I?
a) 9702 b) 9603 c) 8827 d) 8633

6. Which factors are not included in the prime factorization of a composite number?
a) Only 1 b) 1 and Number itself c) Only that Number

7.Which factor is not included in the prime factorization of a Prime number?
a) Only 1 b) 1 and Number itself c) Number itself 8. What is HCF of 3 and 5?

8.what is hcf of 3 and 5 ?
a)15 b)1 c)0 d) 3

9. What is HCF of 10 and 100?

a) 100 b)1000 c)10 d)1

10.If two numbers are co primes, one of them should be number.
a) 1 b) Only Composite c) Prime or Composite or 1 d) Only Prime .

11.The two consecutive numbers are always number.
a) Twin prime b) Co prime c) Unique

12. Which of the following is a Twin prime numbers?
a) (5.11 ) b) (13, 17) c) (71.73 ) d) (83. 89 ) ​

Answer 1

Answer:

Name the first weekly newspaper published in Bengali.

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