Question

15,24,35,48,63,?

• A. 80
• B. 76
• C. 90
• D. 98

Answer 1

Answer:

A. 80

15 – 8 = 7 24 – 15 = 9 35 – 24 = 11 48 – 35 = 13 63 – 48 = 15 63 + 17 = 80