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A sum of money doubles itself in 5 years. In how many years will it become four fold if interest is compounded? 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! Solution The correct option is B 10Let sum = x Then, 2x=x[1+R100]5 ⇒ [1+R100]=21/5 ... (i) 4x=x[1+R100]T ⇒ 4=[21/5]T ⇒ 22=2T/5 ⇒ T5=2 ∴ T=10yrs.Disclaimer The questions posted on the site are solely user generated, Doubtnut has no ownership or control over the nature and content of those questions. Doubtnut is not responsible for any discrepancies concerning the duplicity of content over those questions.
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How many years will a sum of money doubles itself at 8/1 by 3% simple interest per annum?⇒T=1008=12.5 years. Q.
What rate sum a double itself in 8 years 4 months?So, rate of interest at which a sum doubles itself in 8 year 4 months is 12%.
In what time will a sum of money double itself in 10 years at SI?T=2P×100P×10 = 20 years.
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A sum of money put at SI doubles itself in 8 years in how many years it will become five times
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