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 4 occur?

B. 0

In the sequence 7, 14, 21, 28, 35, how many times does the number 14 occur?

A. 1

In the sequence 10, 20, 30, 40, 50, how many multiples of 15 are present?

A. 1

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

A. 1