Question
A man buys 15 identical articles for a total of ₹15.
If he sells each of them for ₹1.23, then his profit percentage is:Solution
To calculate the profit percentage, follow these steps: Cost Price (CP) per article: The total cost price for 15 articles is ₹15, so the cost price per article is: CP per article = 15/15 = ₹1 Selling Price (SP) per article: The selling price per article is given as ₹1.23. Profit per article: The profit per article is: Profit per article=SP − CP=1.23−1=₹0.23 Profit Percentage: The profit percentage is calculated as: 
16, 27, 44, 63, 98, 139
Find the wrong number in the given series.
24, 50, 96, 198, 388, 794
4, 11, 36, 164, 986, 7204
66, 115, 34, 155, 14, 211
Find the wrong number in the given number series.
65, 91, 127, 163, 217, 271
98, 128, 162, 200, 244, 288
14 15 24 50 98 179
...12, 27, 44, 68, 94
- Find the wrong number in the series.
2, 3, 7, 15, 31, 63, 127 128, 128, 64, 192, 42 , 240
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