Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Compound Interest

Question:

A sum of Rs. 43000 was borrowed at 15% p.a. compound interest. It was returned in two equal installments. Find amount of each installment.

Options:

Rs. 25350

Rs. 26450

Rs. 28750

Rs. 31580

Correct Answer:

Rs. 26450

Explanation:

15% = \(\frac{3}{20}\)

          Principal   :    Installment

1st  ⇒     20        :         23

2nd ⇒    400         :       529                 

* Installment amount for each year should be same*

Therefore,

 

          Principal   :    Installment

1st  ⇒     20        :         23    ) × 23

2nd ⇒    400         :       529    ) × 1

 

          Principal   :    Installment

1st  ⇒    460         :          529

2nd ⇒    400         :          529   

 Sum ⇒   860        :          529 (Each Installment)

              ↓                      ↓

            ×50                   ×50

              ↓                      ↓

        43000(given)         26450