Aptitude - Simple Interest - Discussion

Discussion Forum : Simple Interest - General Questions (Q.No. 3)
3.
A sum fetched a total simple interest of Rs. 4016.25 at the rate of 9 p.c.p.a. in 5 years. What is the sum?
Rs. 4462.50
Rs. 8032.50
Rs. 8900
Rs. 8925
None of these
Answer: Option
Explanation:
Principal
= Rs. 100 x 4016.25
9 x 5
= Rs. 401625
45
= Rs. 8925.
Discussion:
61 comments Page 3 of 7.

Shridhar said:   1 decade ago
2/3 years.

For 12 months 1 year.
For 8 months?

8/12.

Karthika said:   1 decade ago
I can not understand this problem.

Swapna said:   10 years ago
Simple interest = P*T*R/100,

P = 100*S.I/T*R,

= 100*4016.25/5*9 = 8925.

Principal means sum here.

Ganesh said:   9 years ago
Then what is the difference between P. C. P. A and P. A since we use the same formula so we get the same answer?

Swapnil said:   9 years ago
It is very easy.

Take 9 * 5 = 45.

45% = 4016.25.

100%= ?

By cross multiplication we get the answer is 8925.

Manju said:   9 years ago
If you go through the important formulas you will definitely find formulas to find each value differently.

Here sum relates to the principle so the formula for principle is P=100 * SI / R * N.

SUBSTITUTE the values in it, you will get the solution, that's it.

Muthumani said:   9 years ago
P=100 * SI / R * N.

Where, P - amount. R - rate. I - interest. N - year.

Karibasappa said:   9 years ago
How easily divides the long fractions? Please help me.

Kenchappa said:   9 years ago
Please, anybody tell me, How to divide this one 401625/45?

Joyal said:   9 years ago
Can't the interest added by the previous interest?


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