In how many years will a certain sum becomes 3 times itself at 25% per annum under simple interest

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[Solved] In what time a sum of money becomes 3 times of itself at sim

Let Principal be ‘p’ A sum of money becomes 3 times of itself, Amount, A = 3p SI = A - p = 2p ⇒ 2p = (p × 10 × t) /100 ⇒

In how many years will a certain sum becomes 3 times itself at 25% per annum under simple interest

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In what time a sum of money becomes 3 times of itself at simple interest rate of 10% per annum?

18 years 20 years 22 years 24 years

Answer (Detailed Solution Below)

Option 2 : 20 years

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Detailed Solution

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Let Principal be ‘p’

A sum of money becomes 3 times of itself,

Amount, A = 3p SI = A - p = 2p

⇒ 2p = (p × 10 × t) /100

⇒ 200/10 = t = 20 years

∴ In 20 years, a sum of money becomes 3 times of itself.

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स्रोत : testbook.com

A sum becomes three times itself at compound interest in eight years. In how many years will the sum become twenty seven times itself?

Click here👆to get an answer to your question ✍️ A sum becomes three times itself at compound interest in eight years. In how many years will the sum become twenty seven times itself?

In how many years will a certain sum becomes 3 times itself at 25% per annum under simple interest

Question

A sum becomes three times itself at compound interest in eight years. In how many years will the sum become twenty seven times itself?

A

24

B

20

C

18

D

10

Hard Open in App Solution Verified by Toppr

Correct option is A)

When interest is compounded, Amount A=P(1+

100 R ​ ) n Given, 3P=P(1+ 100 R ​ ) 8 =>3=(1+ 100 R ​ ) 8 --- (1) And, 27P=P(1+ 100 R ​ ) n =>27=(1+ 100 R ​ ) n =>3 3 =(1+ 100 R ​ ) n From eqn 1 =>((1+ 100 R ​ ) 8 ) 3 =(1+ 100 R ​ ) n =>(1+ 100 R ​ ) 24 =(1+ 100 R ​ ) n =>n=24

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स्रोत : www.toppr.com

In how many years will a certain sum become 3 times itself at 25 % per annum under simple interest?a 5b 8c 12d 6

In how many years will a certain sum become 3 times itself at 25 % per annum under simple interest?a 5b 8c 12d 6

In how many years will a certain sum becomes 3 times itself at 25% per annum under simple interest

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In how many years will a certain sum become 3 times itself at 25 % per annum under simple interest?a 5b 8c 12d 6

Question

In how many years will a certain sum become

3 times itself at 25 %

per annum under simple interest?

(a) 5 (b) 8 (c) 12 (d) 6 Open in App Solution If the sum be P . Amount ( A ) = 3 × P = 3 P Simple interest ( S . I ) = A − P = 3 P − P = 2 P Let the sum (P) be x

Then, simple interest

Rate of interest Time S . I = P × R × T 100 ⇒ T = 100 × S . I P × R = 100 × 2 x x × 25 = 4 × 2 = 8 Hence, 8 years required.

Hence, the correct option is (b).

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In how many years will a certain sum becomes 3 times itself at 25% per annum under simple interest

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स्रोत : byjus.com

How many years will a certain sum becomes 3 times itself at 25% per annum under its simple interest?

∴ Time is 8 years.

At what percent rate per annum simple interest will be a sum of money 3 times in 25 years?

R=12. 5%

At what rate of interest will a sum becomes three times itself in 25 by 2 years?

= 8 Years. Please mark my answer as the brainliest.

How many years does a sum of money becomes 3 times itself at 12.5% pa simple interest?

Solution : Let T years be the required time period. <br> Given that, <br> Amount `(A)=3 xx ` Principal (P) <br> `therefore P(1+(TR)/(100))=3P` <br> `implies 1+(12T)/(100)=3 implies T=(200)/(12)=16(2)/(3)` years <br> Hence, required time period`=16(2)/(3)` years.