Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
309 views
in Compound Interest by (28.9k points)
closed by

The difference between the S.I. and C.I. on a certain sum of money for 2 years at Rs.4 per annum is Rs. 20. Find the sum.

1 Answer

+1 vote
by (30.2k points)
selected by
 
Best answer

Given, 

Rate = 4% 

Time = 2 years 

C.I – S.I = Rs.20 

Let principal = P 

So,

\(={P}[({1}+\frac{4}{100})^2-{1}]-\frac{P \times 4 \times 2}{100}\) = 20

\(=\frac{51p}{625}-\frac{2p}{25}\) = 20

\(=\frac{51p-50p}{625}\) = 20

= p = \({20}\times{625}\) = Es. 12500

Hence, 

Principal = Rs. 12500

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...