Question

at what rate percent per annum will ₹ 2000Amount to ₹ 2800 in 4 years​

Answer 1

Step-by-step explanation:

Given Rate of interest is r

Principal Amount is A=2,000

Time is t=2 years

Interest is compounded yearly once ⟹n=1

Amount =P(1+nr)nt=2000×(1+r)2=2205

⟹r=0.05=5%

Answer 2

Answer:

According to the question, compounded

half yearly

Rate R2R2 =

Time=2T32T3

Amount=P(1+R2×100)3P(1+R2×100)3

2315.25-2000(1+R200)32000(1+R200)3

2315.252000=(1+R200)32315.252000=(1+ R200)3

231525200000=(1+R200)323152520000

0=(1+R200)3

92618000=(1+R200)392618000=(1+R200)

3

(2120)3=(1+R200)3(2120)3=(1+R200)3

1+R200=21

Step-by-step explanation:

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