Find the amount and C.I. on Rs 24000 compounded semi-annually for $1\dfrac{1}{2}$ years at the rate of $10\% $ p.a.Answer Hint: So to solve this question we first need to find the compound interest for the first two years and after that, we have to find the simple interest for the last $\dfrac{1}{2}$ year where the principal amount will be the amount after 1 year and the summation of the all amount will be the final amount after compounded. Formula used: The formula for compound interest is, Complete step-by-step solution: Hence the amount is Rs 27720 and the compound interest is Rs 3720. Note: To solve this we
need to know that Compound interest is the addition of interest to the principal sum of a loan or deposit, or in other words, interest on interest. It is the result of reinvesting interest, rather than paying it out, so that interest in the next period is then earned on the principal sum plus previously accumulated interest.
Register now for special offers +91 Home > English > Class 8 > Maths > Chapter > Compound Interest > Find the amount of Rs 2400 aft... UPLOAD PHOTO AND GET THE ANSWER NOW! Text Solution Solution : Principal `(P)=Rs. 2400`<br>Rate `(R)=20%` p.a.<br>Time `(n)=3` years<br>Amount `(A)=P(1+R/100)^n`<br>`A=Rs. 2400(1+20/100)^3`<br>`A=Rs. 2400times(6/5)^3`<br>`A=Rs. 2400times6/5times6/5times6/5`<br>`A=Rs. 4147.20`<br>`therefore` The amount `=4147.20` Answer Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams. Add a public comment... Follow Us: Popular Chapters by Class: Q. Peter borrows Rs. 12000 for 2 years at 10% p.a. compound interest. He repays Rs. 8000 at the end of first year. Find: |