Question
If a man purchases kismis at Rs.320 per kg and sells it
at Rs 6 per 25 grams. then his profit/loss percentage is:Solution
Selling price per kg = (1000 grams /25 grams) × 6 Rs.  40 x 6 = 240 Rs. Purchase price per kg = 320 Rs. Loss per kg = 320 Rs - 240 Rs = 80 Rs. Loss percentage = (80/320) × 100 = 25% Alternate – (CP)  (SP) 320:6/25 ×1000. 320:240 8:6 Loss Percentage =2/8 ×100 =25%.
Find the simplified value of the given expression:
(5 + 13 of 7 - 5.25 of 8 + 63) ÷ 18
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