Aptitude - Simple Interest - Discussion
Discussion Forum : Simple Interest - General Questions (Q.No. 5)
5.
Reena took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If she paid Rs. 432 as interest at the end of the loan period, what was the rate of interest?
Answer: Option
Explanation:
Let rate = R% and time = R years.
| Then, |  |
1200 x R x R |  |
= 432 |
| 100 |
12R2 = 432
R2 = 36
R = 6.
Video Explanation: https://youtu.be/TjjI4iRkzT0
Discussion:
62 comments Page 5 of 7.
Nitish Kumar said:
7 years ago
Why we take r=t ?
Please give an correct explanation of this question.
Please give an correct explanation of this question.
Rudragouda said:
9 years ago
Why we need to take R here is there any rule for that? Please tell me.
Raja said:
1 decade ago
Please tell me why we take t=r and what is the meanings of many years?
Ppp said:
1 decade ago
Why should we take R for time why should not T or Something other?
Jeetesh kella said:
3 years ago
I am not getting this one. Please clarify the formula, clearly.
(5)
Sanju said:
1 decade ago
According to ques we can also take x, y, z it is not a matter.
Anusha said:
8 years ago
How we assume Rate (R) & Time (T) are equal values?
Vaishnavi said:
7 years ago
I understand your explanation, thank you @Mahesh Babu.
VAANI said:
1 decade ago
As many years as the rate of interest so we taken t=r
Bhargav said:
5 years ago
I got the answer 18, can anyone please explain?
(2)
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