In the sequence 5, 10, 15, 20, 25, 30, how many times does the number 15 occur?

A. 1

In the sequence 4, 8, 12, 16, 20, how many times does the number 12 occur?

A. 1

In a race of 50 runners, if Mark is 15th from the top, what is his position from the bottom?

B. 35TH

In the sequence 5, 10, 15, 20, 25, 30, how many times does the number 15 occur?

A. 1

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

A. 1