CSS Everyday Science MCQs FPSC Past Papers In the following series: 12,11,13,12,14,13,……. What number should come next? February 24, 2022 Admin No Comments A: 13 B: 14 C: 15 D: 16 Correct Answer: c Short Details: 12-1=11 11+2=13 13-1=12 12+2=14 14-1=13 13+2=15 View More Details >>