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37 vote

A sum of money at compo^ interest will amount to Rs.650 at the end of the first year and Rs.676 at the end of second year. The amount of money is

Asked on by | Votes 37 | Views: 1022 | Tags: mathematics     | compound interest     | quantitative aptitude     | ssc     | Add Bounty

A sum of money at compo^ interest will amount to Rs.650 at the end of the first year and Rs.676 at the end of second year. The amount of money is
1). Rs.1.300
2). Rs.650
3). Rs.1.250
4). Rs.625

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2 answers

20 vote
Answered by on | Votes 20 |
Option option 4 is the correct answer

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3 vote
Answered by on | Votes 3 |

.Principal = P (let)
Rate = R% per annum

A=P($1+\frac{R^{T}}{100}$)

650= P($1+\frac{R^{}}{100}$)

$\frac{650}{P}$=P($1+\frac{R^{}}{100}$)...(I)

Again, 676 = P($1+\frac{R^{2}}{100}$)

P= $\frac{650\times650}{676}$= 625




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