issb mathematics MCQ #249

Average of 7, 9, x is 10. x is:

issb mathematics MCQ #249

  1. Question 1

    Q1. Average of 7, 9, x is 10. x is:

    • A) 12
    • B) 14
    • C) 16
    • D) 18

    Answer: 14

    Explanation: Sum of three numbers is 30. 7 plus 9 plus x equals 30, so x is 14.