Circle the composite numbers1, 11, 21, 31, 41, 51, 61, 71, 81, 91b 3,

1.	Circle the composite numbers1, 11, 21, 31, 41, 51, 61, 71, 81, 91b 3, 13, 33, 43, 53, 63, 73, 83, 93
Answer» If the numbers are divisible by 3 or more than 3 factors then it is called as composite numbers. a)composite numbers are:21- divisible by 1,3,7,21.51- divisible by 1,3,17,51.81- divisible by 1,3,9,27,81. b)composite numbers are:33- divisible by 1,3,11,33.63- divisible by 1,3,7,9,63.93- divisible by 1,3,31,93.

Circle the composite numbers1, 11, 21, 31, 41, 51, 61, 71, 81, 91b 3, 13, 33, 43, 53, 63, 73, 83, 93

Answer»

If the numbers are divisible by 3 or more than 3 factors then it is called as composite numbers.

a)composite numbers are:21- divisible by 1,3,7,21.51- divisible by 1,3,17,51.81- divisible by 1,3,9,27,81.

b)composite numbers are:33- divisible by 1,3,11,33.63- divisible by 1,3,7,9,63.93- divisible by 1,3,31,93.