issb mathematics MCQ #516

If 3a + 2b = 16 and a = 4, then b equals?

issb mathematics MCQ #516

  1. Question 1

    Q1. If 3a + 2b = 16 and a = 4, then b equals?

    • A) 1
    • B) 2
    • C) 3
    • D) 4

    Answer: 2

    Explanation: Substitute a equals 4 to get 12 plus 2b equals 16 so b is 2.