Question

(Section-A) (10 x 1= 10)
1. The product of a natural number and its successor is always divisible by
(a) 2
(b) an odd number
(C)3
(d) an even number
2. Smallest number replaced by * to make the number 88*1 divisible by
3 (a) 0
(b) 1
(C)2
(d) 3
3. Which of the following is a pair of co-prime numbers?
(a)5, 15
(b)2, 20
(C)15, 16
(d)3. 12
4. If the radius of a circle is an even prime number, then its diameter is
(a) 2
(b) 4
(C) 7
(d) 11
5. Perimeter of a circle means
(a) radius
(b) circumference
(C) chord
(d) none of these​

Answer 1

Answer:

1.(a) 2

2.(b) 1

3.(d)3. 12

4.(C) 7

5.(b) circumference

Answer 2

Answer:

1.D

2.B

3.C

4.B

5.B

Step-by-step explanation:

it is correct