800 is first increased by 10% and then it is again increased by 20%. What is…

2025

800 is first increased by 10% and then it is again increased by 20%. What is the final value?

  1. A.

    1034

  2. B.

    1140

  3. C.

    1056

  4. D.

    567

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Correct answer: C

Solution: compute the successive increases.

  1. Increase 800 by 10%: 800 × 1.10 = 880.

  2. Increase 880 by 20%: 880 × 1.20 = 1056.

Final value = 1056.

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