issb intelligence MCQ #842

Next number: 8, 17, 35, 71, 143, ?

issb intelligence MCQ #842

  1. Question 1

    Q1. Next number: 8, 17, 35, 71, 143, ?

    • A) 271
    • B) 279
    • C) 287
    • D) 295

    Answer: 287

    Explanation: Pattern doubles and adds 1 so 143 times 2 plus 1 is 287.