Constable (Sindh Police) Mathematics MCQs Police Department Sindh Police Department STS SIBA Past Papers What number should replace the question mark: 1,3,6,10,_____ November 23, 2023 Admin No Comments A: 8 B: 15 C: 22 D: 45 Correct Answer: b Short Details: 1,3,6,10,_____ 1+2=3 3+3=6 6+4=10 10+5=15 15+6=21 View More Details >>