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Question 1:

A sum of Rs.9600 amounts to Rs.10480 at 9.25% p.a. simple interest in certain time “T”. What is the simple interest on the sum of Rs.8400 at the same rate for the time “0.6T”?

Question 2:

A Farmer takes a loan of Rs. 70,000 for 10 years. The rate of interest for first year is $18 \%$, next 3 years is $16 \%$ and the interest for rest years is half of the first year. Find the total interest?

Question 3:

Centain sum become $1.5$ times in 4 years. Find the rate of interest.

Question 4:

In what time will Rs. 8000 , at $3 \%$ per annum, produce the same interest as Rs. 6000 does in 5 years at $4 \%$ simple interest is?

Question 5:

In what time will Rs. 5,000 becomes Rs. 6,700 at $8.5 \%$ per annum simple interest?

Question 6:

Rs.4,000 becomes Rs.5200 at $x \%$ p.a. in 6 years. If rate of interest $(x+1) \%$ what will be amount?

Question 7:

Monu receives simple interest 5/7 of the principal amount on an amount of Rs.28000 in 15 years from his friend. What is the rate of interest per annum?

Question 8:

At certain rate of interest Rs. 5,400 becomes Rs. 5950 in 6 years. If rate of interest increases by $5 \%$. Find the new Amount.

Question 9:

Certain sum becomes 4 times in 12 years. If Rate of interest reduces by $20 \%$. How many times it would in 45 years?

Question 10:

On a certain sum of money, the simple interest for 2 years is Rs. 200 at the rate of $7 \%$ per annum. Find the difference in CI and SI.