1c:I[1254,["7330","static/chunks/d3ac728e-78c3d5d7a486ed3a.js","5159","static/chunks/5159-48592f0bf1a47f9d.js","8175","static/chunks/8175-f84d59b9bd013e10.js","8167","static/chunks/8167-b25693a0140130f2.js","664","static/chunks/664-f64584b506570f6e.js","3703","static/chunks/app/practice-question/%5Bslug%5D/page-d1408559b663b83f.js"],"PracticeQuestionCard"] 1b:T4f4,{"@context":"https://schema.org","@type":"QAPage","name":"A sum of Rs. 8000 will amount to Rs. 8820 in 2 years if the interest…","url":"https://vidyalelo.com/practice-question/a-sum-of-rs-8000-will-amount-to-rs-8820-in-2-years-if-the-interest-is-calculated-every-year-the-rate-of-compound-interest-is-89469","keywords":"practice questions, MCQ, MCQs with answers, objective questions, competitive exam questions, Competitive Exams, Competitive Exams MCQ, Competitive Exams MCQs, Competitive Exams questions, Competitive Exams practice questions, Aptitude, Aptitude MCQ, Aptitude MCQs, Aptitude questions, Aptitude practice questions, Compound Interest","mainEntity":{"@type":"Question","name":"A sum of Rs. 8000 will amount to Rs. 8820 in 2 years if the interest…","text":"A sum of Rs. 8000 will amount to Rs. 8820 in 2 years if the interest is calculated every year. The rate of compound interest is = ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Option D. 5%. Answer & Solution Answer: Option D Solution: & Principal = Rs 8000 & Amount = Rs 8820 & Let Rate = R & Time = 2 years & By using formula, & 8820 = 8000 ( 1 + R100 )^2 & 88208000 = ( 1 + R100 )^2 & 441400 = ( 1 + R100 )^2 & Taking square root of both sides, & 2120 = ( 1 + R100 )…"}}}1d:T423,

Answer & Solution

Answer: Option D

Solution:

$$\eqalign{ & {\text{Principal = Rs 8000}} \c