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A sum of Rs.1750 is divided into two parts such that the interests on the first part at 8% simple interest per annum and that on the other part at 6% simple interest per annum are equal. The interest on each part (In rupees) is
Options:
A .  65
B .  60
C .  40
D .  70
Answer: Option B
Answer: (b)Using Rule 1,Let first part be x and second part be(1750 –x )According to the question,x × $8/100 = (1750 - x ) × 6/100$8x + 6x = 1750 × 614x = 1750 × 6$x = {1750 × 6}/14$ = Rs.750Interest = 8% of 750= 750 × $8/100 = Rs.60

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