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Let he buys total number of oranges (LCM of 3, 5, 4) = 60 (30-30 of both type) Costing of 30 oranges at 3 for Rs 13 = Rs 130 Costing of 30 oranges at 5 for Rs 20 = Rs 120 Total cost price of 60 oranges = 130+120 = Rs 250 Selling price of 60 oranges at 4 for Rs 15 = 225 = 10% loss
1400 350 700 175 ? 87.5
...4, 8, 24, ?, 840, 9240
41 28 ? 15 67 2
31 35 60 124 ? 441
...210 211 207 223 159 ?
...1 5 13 25 41 ?
3, 49, 191, 477, ?, 1673
12 3 15 ? 153 756
...Select the number from among the given options that can replace the question mark (?) in the following series.
2, 6, 12, 20, ?, ?
3, 2, 3, 8, 31, ?