Which of the following numbers are non-prime ?
A. 11
B. 13
C. 19
D. 21
E. 15
Choose the correct answer from the options given below:
1
A and E only
2
B and C only
3
C and E only
4
D and E only
Which of the following numbers are non-prime ?
A. 11
B. 13
C. 19
D. 21
E. 15
Choose the correct answer from the options given below: