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Percentages · Question 68 of 72

Question 68

MediumOriginal question

Kavya's monthly salary is ₹40,000. It is raised by 10% at the end of every year. What will her monthly salary be after 3 raises?

Options for question 68

Show the answer and explanation
CorrectNot quiteAnswer D

Correct answer: D

Explanation

  1. Salary = 40000×1.1340000 \times 1.1^3.

  2. 1.13=1.3311.1^3 = 1.331, so salary = 40000×1.331=₹53,24040000 \times 1.331 = ₹53{,}240.

Worth noting

₹52,000 adds 10% of ₹40,000 three times; each raise is on the already-raised salary.

Concept
Compound growth of a salary
Typical time
60 s
Your time
—
The rule this testsPopulation growth and depreciation
Practise this chapter →

Ten questions from Percentages, at your own pace.

Practise this chapter →

Ten questions from Percentages, at your own pace.