HARD
10th West Bengal Board
IMPORTANT
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The sum of interest of ₹850 for 3 years and ₹1250 for 4 years at the same rate of interest is ₹302, find the rate of interest per annum.

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Important Questions on Simple Interest

HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 6
₹5000 at 5% simple interest and ₹4500 at 6% simple interest per annum were given as loan in the same time. In how many years the amounts of both the principal will be same?
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 6
A development authority collects some money from the public by giving 12% simple interest per annum. A man deposited some money to the authority and after 5 years he gets ₹4800 as principal and interest. How much money he deposited?
HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 7
The interest in a sum of money in 2 years 4 months at the rate of 412% per annum is ₹63 more than the interest in 1 year 9 months at the rate of 5% per annum. Find the sum.
HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 8
A sum of money amounts to ₹6200 in 6 years at 4% simple interest per annum. In how many years the sum amounts to ₹7025 at the rate of
412% simple interest per annum?
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 8
If the simple interest on a principal in 3 years is ₹495, in how many years it will be ₹825?
HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 9
The time in which ₹9000 amounts to ₹12150 at the rate of 7% interest per annum, how much money amounts to ₹14400 in the same time at the rate of 4% interest per annum?
HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 10
A sum of money amounts to ₹1056 in 4 years and amounts to ₹1248 in 7 years at the same rate of simple interest. Find the rate of interest and the sum.
HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 5 - Simple Interest>EXERCISE 1>Q 11
Rameshbabu gives a person some amount of money for 4 years at 8% simple interest as loan and double the amount to another person for the same time at 10% simple interest. Rameshbabu gets interest from the second person which is ₹960 more than the first person. What is the total amount that Rameshbabu has given loan ?