Math, asked by afifa0013, 5 months ago


5. Vivan borrowed a sum of money from a bank at 9% per annum. If he paid 35940 as interest after three
years, find the sum he borrowed and the total money he repaid.
(Please give the right Answer).​

Answers

Answered by jainmuskaan2007
1

Answer:

Step-by-step explanation:

For the payment of Rs. 43,200 at the end of the first year :

A = Rs. 43200 ; n = 1 year and r = 8 % . To find P.

A=P  

1

​  

(1+  

100

r

​  

)  

n

⇒43200=P  

1

​  

(1+  

100

8

​  

)  

1

 

⇒P  

1

​  

=Rs.43200×  

108

100

​  

=Rs.40000

For the payment of Rs. 34,992 at the end of the second year :

Rs.34922=P  

2

​  

(1+  

100

8

​  

)  

2

 

⇒P  

2

​  

=Rs.34922×(  

108

100

​  

)  

2

 

⇒P  

2

​  

=34922×  

108

100

​  

×  

108

100

​  

=Rs.30000

∴ Sum borrowed  = Rs. 40000 + Rs. 30000 = Rs. 70000

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