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Answer : A Solution : Let the sum be Rs. X. <br> `therefore "Amount = Rs. 5x` <br> Simple interest = Amount - Principal = Rs. 5x - Rs x = Rs. 4x <br> Let the number of years be n. <br> We have simple interest `=(PTR)/(100)`. <br> `rArr 4x = (x xx n xx 20)/(100)` <br> `rArr 4 = (n)/(5) rArr n= 20` <br> `therefore` In 20 years, the sum becomes 5 times itself. <br> Hence, the correct option is (a). In a certain time, a sum of money becomes five times itself if the rate of the interest is 16% p.a. Then the certain time (in years) is:
Answer (Detailed Solution Below)Option 4 : 25 Free Important Civilization in Rajasthan 15 Questions 15 Marks 10 Mins Given: A sum of money becomes five times itself Rate =16% p.a Formula used: SI = (P × R × T) / 100 SI = Simple Interest P = Principal T = Time R = Rate Calculation: Let initially Principal be x ⇒ It becomes 5x in t time perod ⇒ Simple interest = 5x - x ⇒ 4x ⇒ 4x = (x × 16 × t) / 100 ⇒ 4 × 100 = 16t ⇒ t = 25 years ∴ It takes 25 years to become 5 times Latest RSMSSB Forest Guard Updates Last updated on Sep 22, 2022 The RSMSSB Forest Guard & Forester exam will take place in the month of November 2022.The exam for Forester will be conducted on 6th November 2022 and the exam for Forest Guard will be conducted on 12th & 13th November 2022 The selection process consists of 5 stages i.e. Written Test, Physical Standard & Efficiency Test (PST & PET), Interview, Medical Examination, and finally Document & Character Verification. The candidates must go through the RSMSSB Forest Guard Previous Years’ Paper to know about the pattern of questions asked in the exam and streamline their preparation accordingly. Ace your Interest preparations for Simple Interest with us and master Quantitative Aptitude for your exams. Learn today! Free SSC GD Previous Paper 2 (Held On: 13 Feb 2019 Shift 1)_Hindi 100 Questions 100 Marks 90 Mins Stay updated with the Quantitative Aptitude questions & answers with Testbook. Know more about Interest and ace the concept of Simple Interest. A sum of money at simple interest becomes four times in 24 years. What is the rate of interest per annum? No worries! We‘ve got your back. Try BYJU‘S free classes today! Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses No worries! We‘ve got your back. Try BYJU‘S free classes today! No worries! We‘ve got your back. Try BYJU‘S free classes today! No worries! We‘ve got your back. Try BYJU‘S free classes today! Solution The correct option is C 1212%We have, n = 4 and T =24 years. ∴ Rate of interest =100(n−1)T=100(4−1)24 =1212%In what time does a sum becomes 5 times at the simple interest at the rate of 5% per annum?Answer. Hence, the correct answer is 11%.
At what rate percent per annum will a sum of money becomes 5 times in 20 years at simple interest?r=204×100=20%
At what rate of simple interest does a sum of money become five times?Detailed Solution
Let the principal be P. ∴ The rate of interest is 25%.
At what rate of simple interest does a sum of money becomes 5 times of itself in 12 years?100 becomes 500; Rate=TimeInterest=12400=33. 3%
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A sum of money at simple interest becomes five times in 24 years the rate of interest per annum is
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