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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ८

Depreciation value is calculated by the formula, P(1-r100)n

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प्रश्न

Depreciation value is calculated by the formula, `"P"(1 - "r"/100)^"n"`

विकल्प

  • True

  • False

MCQ
सत्य या असत्य
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उत्तर

True

Explanation;

Hint:

Depreciation formula is `"P"(1 - "r"/100)^"n"`

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अध्याय 4: Life Mathematics - Exercise 4.3 [पृष्ठ १३९]

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सामाचीर कलवी Mathematics [English] Class 8 TN Board
अध्याय 4 Life Mathematics
Exercise 4.3 | Q 2. (i) | पृष्ठ १३९

संबंधित प्रश्न

Find the difference between the compound interest and simple interest. On a sum of Rs 50,000 at 10% per annum for 2 years.


The difference between the compound interest and simple interest on a certain sum for 2 years at 7.5% per annum is Rs 360. Find the sum.


Find the amount and the compound interest.

No. Principal (₹) Rate (p.c.p.a.) Duration
(Years)
1 2000 5 2
2 5000 8 3
3 4000 7.5 2

A sum is invested at compound interest, compounded yearly. If the interest for two successive years is Rs. 5,700 and Rs. 7,410. calculate the rate of interest.


A man borrowed Rs. 20,000 for 2 years at 8% per year compound interest. Calculate :
(i) the interest of the first year.
(ii) the interest of the second year.
(iii) the final amount at the end of the second year.
(iv) the compound interest of two years.


Peter borrows ₹ 12,000 for 2 years at 10% p.a. compound interest. He repays ₹ 8,000 at the end of the first year. Find:

  1. the amount at the end of the first year, before making the repayment.
  2. the amount at the end of the first year, after making the repayment.
  3. the principal for the second year.
  4. the amount to be paid at the end of the second year, to clear the account.

The simple interest on a certain sum of money at 4% p.a. for 2 years is Rs1500. What will be the compound interest on the same sum for the same time?


The annual rate of growth in population of a town is 10%. If its present population is 26620, then the population 3 years ago was _________


The cost of a machine is ₹ 18000 and it depreciates at `16 2/3 %` annually. Its value after 2 years will be ___________


A sum is taken for two years at 16% p.a. If interest is compounded after every three months, the number of times for which interest is charged in 2 years is ______.


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