Verified answer

Answer:

∴ In two years the amount of Rs 1,800 will become Rs 2,178 at 10% compounded annually.

Step-by-step explanation:

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Answer:

12.1 years

Step-by-step explanation:

Let 'x' be the Time.

So ₹ 2178 = ₹ 1800 × 10× x/ 100

₹ 2178= ₹ 18000 × x/ 100

₹ 2178 × 100= ₹ 18000 × x

₹ 217800/ ₹18000 = x

12.1 = x

Therefore the Time is 12.1 years.