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  • 19-10-2018
  • Mathematics
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at what rate of interest whould rs 1800 amount to 2500 in 2 years

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misa830
misa830 misa830
  • 19-10-2018
A = P(1+r)^t
A = amount made after the specified time
P = original amount of money
r = rate
t = time

2500 = 1800 (1 + r)^2
2500/1800=(1800(1+r)^2)/1800
1.3888 = (1+r)^2
1.17851 = (1 +r)
1.17851 - 1 = r
Rate = .17851
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