Question

Q2 Write five three digit numbers that are multiples of 5.
Q3 Write five numbers that are multiples of 2.
Q4 Write all the prime numbers between 1 and 20 .
Q5 Write all the composite numbers between 21 and 50.
Q6 Which of the prime numbers are even numbers.
Q7 Determine whether the pairs of numbers given below are co-prime numbers .
1. 22,24
2. 11,30
3. 10,21
4. 16,18
5. 50,52
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Answer 1

Answer: See Explanation ⬇️

Step-by-step explanation:

Q.2

100 = 20x5 , 500 = 5x100, 200 = 5x40

Q.3

4  = 2x2 , 6  = 2x3 , 8  = 2x4 , 10=2x5 , 12 = 2x6

Q.4

2 , 3 , 5 , 7 , 11 , 13 , 17 , 19

Q.5

22, 24, 25,26,27,28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, and 49

Q.6

The only prime number which is even is 2

Q.7

1. 22,24= No

2. 11,30 = yes

3. 10,21 = no

4. 16, 18 = no

5. 50, 52 = no