Relationship between Factors and Multiples

Q.

All possible two factors products are formed from numbers $1,2,3,4,...,200$. The number of factors out of the total obtained which are multiples of $5$, is

1. $5040$

2. $7180$

3. $8150$

4. None of these

Q. There are 30 numbers greater than 20 and less than 51 out of which numbers are multiple of 9, And numbers have 7 as one of their factor.

Q. Choose the correct option.

1. 1 is not a factor of a number.
2. 1 is a multiple of a number.
3. The number itself is a multiple of the same number.
4. The number itself cannot be a factor of the same number.

Q. If the number is divisible by 3 and 4, then the number will be also divisible by

1. 12
2. 5
3. 8

Q. Which of the following statements are correct?

1. A natural number is the greatest factor of itself.
2. The multiples of a natural number are finite.
3. A natural number is the smallest multiple of itself.
4. $1$ is factor of every natural number.
5. Every natural number is multiple of $1$.

Q. Which of the following is/are neither factor nor multiple of natural number $16$?

1. $4$
2. $32$
3. $8$
4. $5$