Ali lends Rs. 5,000 at 10% per annum and Bushra lends Rs. 6,000 at 5% per annum, both at simple interest. After how many years will their amounts be equal?
Correct answer D. 5 years
Explanation
5000 + 500t = 6000 + 300t gives 200t = 1000, so t = 5 years (both amounts Rs. 7,500).
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