Question

(8) 33250
ען
6
5
2
(a) 6%
(c) 8%
(d) 9%
(b) 7-%
2
3. At simple interest a sum becomes - of itself in 2 – years. The rate of inerest per annum is​

Answer 1

Answer:

Because, Let the required sum be ₹ x Rate of interest = r % Time = 2½ years = 5/2 years Amount = (6/5) × sum Amount = principal + SI (6/5) × x = x + [(P × R × T)/100] = (6/5) x = x + [(x × r × 5)/ (100 × 2)] = (6/5) = (1 + (r/40)) = r = (40 × (1/5)) = r = 8%

Step-by-step explanation:

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