Question

find the sum that will amount to rupees 1225 in 3 years 7½% per year

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Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Rs 1000

Step-by-step explanation:

Given,

time = 3 years

Rate of interest= 7 ½% p. a

Amount( wt. SI) = rs 1225

Note- here, rs1225 is the amount that is withdrawn along with simple Interest. It is not the principal, principal is to be found is instructed in the question.

Amount = Principal + SI

SI = Amount - Principal

Principal is considered as X

SI = 1225(Amount) - x(principal)

now,

SI = P × R × T/ 100

Therefore,

Ans, = Rs 1000

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