Aptitude - Simple Interest - Discussion

Discussion Forum : Simple Interest - General Questions (Q.No. 14)
14.
A person borrows Rs. 5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6% p.a for 2 years. Find his gain in the transaction per year.
Rs. 112.50
Rs. 125
Rs. 225
Rs. 167.50
Answer: Option
Explanation:

Gain in 2 years
= Rs. 5000 x 25 x 2 - 5000 x 4 x 2
4 100 100
= Rs. (625 - 400)
= Rs. 225.

Gain in 1 year = Rs. 225 = Rs. 112.50
2

Video Explanation: https://youtu.be/zBjcwqIcmL4

Discussion:
49 comments Page 4 of 5.

Bipin said:   5 years ago
Hi @Halappa.

The formula of simple interest P*T*R /100.

Shiva said:   9 years ago
In the question, 6% is given how you have taken 6.25%.

Raj said:   7 years ago
How come 2 as the denominator in the last step?

Vinay said:   5 years ago
Thank you very much for explaining the answer.

Tejanth said:   6 years ago
6 (1/4) can written as ((6*4)+1)/4. i.e 25/4.

Nisha said:   9 years ago
Why have we subtracted to get the gain value?

Halappa said:   6 years ago
Please, anyone, explain the formula for me.

Aswin Lal said:   8 years ago
Why was 225 divided by 2 in the last step?

Vamsi said:   1 decade ago
We can also write 6(1/4) as 4*6+1=25/4.

Animesh said:   7 years ago
How it is 2/100? Can anyone explain me?


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