Question

a moneylender's income decreased by ₹ 60 when the rate of interest dropped from 8%p.a. to 7 3/4% p. a. What is his principal?​

Answer 1

Answer:

your answer

Step-by-step explanation:

let the principal be Rs x

income=x*8*1/100=8x/2

New income=x*31/481/100=31x/400

8x/100-31x/400=Rs 60

x=60*100=Rs 6000

Answer 2

Step-by-step explanation:

Let the capital be Rs. x

Then,

100

x×8×1

−

4×100

x×31×1

=61.50

⇒

100

8x

−

400

31x

=61.50

⇒

400

32x−31x

=61.50

⇒x=61.5×400= Rs. 24600