Mathematics
NULL
Medium
Question
Rs.4800 is invested at CI for three years at 10%, 20% and 25% in successive years. Find the interest after three years.
A
Rs.2520
B
Rs.3120
✓ Official correct answer
C
Rs.3320
D
Rs.2760
Community credibility
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A
Rs.2520
No member explanations yet for this option.
B
Rs.3120
No member explanations yet for this option.
C
Rs.3320
No member explanations yet for this option.
D
Rs.2760
No member explanations yet for this option.
Explanation
Amount = 4800 × 1.1 × 1.2 × 1.25 = 7920. Interest = 7920 − 4800 = Rs.3120.