issb mathematics MCQ #355

Successive discount 10% then 10% on 1000 equals?

issb mathematics MCQ #355

  1. Question 1

    Q1. Successive discount 10% then 10% on 1000 equals?

    • A) 800
    • B) 810
    • C) 820
    • D) 900

    Answer: 810

    Explanation: After first discount 900, second ten percent leaves 810. Work each step carefully; ISSB math rewards accuracy under time pressure.