What is the next letter in the series: A, C, E, G, ?

A. I

In the sequence 1, 3, 5, 7, 9, 11, how many times does the number 6 occur?

B. 0

If 'SUN' is coded as 15, 21, 14 and 'MOON' is coded as 13, 15, 15, 14, what is the code for 'STAR'?

C. 20, 19, 1, 18

In the sequence 1, 3, 5, 7, 9, 11, how many times does the number 4 occur?

B. 0

If 'HELLO' is coded as 8, 5, 12, 12, 15 and 'WORLD' is coded as 23, 15, 18, 12, 4, what would be the code for 'LOW' in the same system?

A. 12, 15, 23