GANIT PRAKASH Class X || WBBSE ||Math Solution of Chapter 6.1 || Madhyamik Math Solution of Chapter 6 || West Bengal Board Math Solution of Chapter 6 || WBBSE Class 10 Chapter 6.1
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6. COMPOUND INTEREST AND UNIFORM RATE OF
INCREASE OR DECREASE
Lesson – 6.1
1. I have ₹ 5000 in my hand. I deposited that money in a bank at the rate of 8.5% compound interest per annum for two years. Let us write by calculating how much money I shall get at the end of 2 years.
Solution:
Principal
(P) = ₹
5000
Rate
(r) = 8.5 %
Time
(n) = 2 Years
Amount (A) =?
Total amount after 2 years will be,
2. Let us calculate the amount on ₹ 5000 at the rate of 8% compound interest per annum for 3 years.
Solution:
Principal
(P) = ₹
5000
Rate
(r) = 8 %
Time
(n) = 3 Years
Amount
(A) =?
3.
Goutam babu borrowed ₹ 2000 at the rate of 6% compound interest per annum
for 2 years. Let us write by calculating how much compound interest at the end
of 2 years he will pay.
Solution:
Principal
(P) = ₹ 2000
Rate
(r) = 6 %
Time
(n) = 2 Years
Compound
Interest (Ic) =?
4.
Let us write by calculating compound interest on ₹ 30000 at the rate of 9%
compound interest per annum for 3 years.
Solution:
Principal
(P) = ₹ 30000
Rate
(r) = 9 %
Time
(n) = 3 Years
Compound
Interest (Ic) =?
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