Question

write all natural numbers from 20 to 35 what fraction of them are
(a) prime numbers
(b) even numbers
(c) composite numbers​

Answer 1

Step-by-step explanation:

There are totally 14 numbers between 20 and 35

Answer 2

Answer:

Step-by-step explanation:

Total numbers between 20 and 35 = 14

1 prime numbers between 20 to 35

23,29,31

Fraction = 3/14

2 even numbers

22,24,26,28,30,32,34

Fraction = 7/14 =1/2

3 composite numbers

21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34

Fraction = 11/14

....Basic Points

Prime numbers- which is divisible by 1 or itself.

e.g. 2,3,5,

Even numbers- All natural numbers divisible by 2.

e.g. 2,4 ,6..

Composite - which has at least 2 factors.

e.g. 10