Question

The difference between SI and CI on a certain sum of money for 3 years at 10% per annum is Rs.155. Find the sum.​

Answer 1

Answer:

Step-by-step explanation:

Difference between CI and SI =  

100  

3

 

Pr  

2

 

​  

(300+r)

⇒620=  

100  

3

 

P×100

​  

×(300+10)=  

100  

3

 

100P

​  

(310)

⇒620=  

10000

P(310)

​  

⇒P=Rs.20,000

Answer 2

Answe

5000

Step-by-step explanation:

10% = 1/10 ,let sum =(10)^3 = 1000 units

100 ,100 , 100

10,10,10

1

31 units = 155 => 1 unit = 5

1000 units = 5000