Question

Find the interest and the amount in

the following cases-

₹5000 for 1 year at 4% per

annum

​

Answer 1

Answer:

P = Rs.5000, r = 4% p.a. = 2% per half year

T = 1 year = 2 half years ⇒ n = 2

∴C.I.=A−P=5000(1+

100

2

)

2

−5000=5000×[(

50

51

)

2

−1]=5000[

50

2

(51)

2

−(50)

2

]

=5000×

2500

(51−50)×(51+50)

=2×101=Rs.202

Step-by-step explanation:

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