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-bceb0f356f9312eb.js","3703","static/chunks/app/practice-question/%5Bslug%5D/page-d1408559b663b83f.js"],"PracticeQuestionCard"] 1b:T4fd,{"@context":"https://schema.org","@type":"QAPage","name":"A sum of money placed at compound interest double itself in 4 years.…","url":"https://vidyalelo.com/practice-question/a-sum-of-money-placed-at-compound-interest-double-itself-in-4-years-in-how-many-years-will-it-amount-to-four-times-itself-89465","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 money placed at compound interest double itself in 4 years.…","text":"A sum of money placed at compound interest double itself in 4 years. In how many years will it amount to four times itself ?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Option C. 8 years. Answer & Solution Answer: Option C Solution: & Let, & Principal = Rs.\\,100\\% & Amount = Rs.\\,200 & Rate = r\\% & Time = 4\\, years & Now, & A = P × [ 1 + ( r100 ) ]^n & 200 = 100 × [ 1 + ( r100 ) ]^4 & 2 = [ 1 + ( r100 ) ]^4 - - - - - - ( i ) & If\\, sum\\, become\\, 8\\, times\\, in\\,…"}}}1d:T6d0,

Answer & Solution

Answer: Option C

Solution:

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