7 consecutive composite numbers less than 100 are -
81, 82, 83, 84, 85, 86, 87
90, 91, 92, 93, 94, 95, 96
65, 67, 68, 69, 70, 71, 72
46, 47, 48, 49, 50, 51, 52
All the numbers in the option: 90, 91, 92, 93, 94, 95, 96 have more than 2 factors, hence they are all composite numbers.
7 composite numbers between two consecutive prime numbers less than 100 are -
Question 9
Write seven consecutive composite numbers less than 100 so that there is no prime number between them.