# The Value of a Machine Depreciates Every Year at the Rate of 10% on Its Value at the Beginning of that Year. If the Present Value of the Machine is Rs. 729, Its Worth Three Years Ago Was: - Mathematics

MCQ

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The value of a machine depreciates every year at the rate of 10% on its value at the beginning of that year. If the present value of the machine is Rs. 729, its worth three years ago was:

• Rs. 1000

• Rs. 750.87

• Rs. 800

• Rs. 947.70

#### Solution

Rs. 1000

Explanation:

Let the value of Machine 3 years ago = x

Depreciation rate = 10% pa

Present value = 729

⇒"x"(1-10/100)^3=729

x = ₹ 1000

Concept: Percentage, Discount and Partnership (Entrance Exam)
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