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Distance covered by X in 2 hours = 35 × 2 = 70 km Relative speed of X and Y = 35 + 11 = 46 km/hr Sum of distance covered by both in 4 hours = 46 × 4 = 184 km Total distance between points ‘A’ and ‘B’ = 70 + 184 = 254 km
5, 5, 15, 75, ?, 4725
8, 24, 48, 80, ?, 168
8 13 36 123 ? 2585
250, 279, 311, 349, 396, ?
840, 2520, 630, 3150, ?, 3675
12, 24, 46, 78, 120, ?
81, 41, 42, 64.5, ?, 330
8, 58, 75, 94, 115, ?
200 ? 96 38.4 7.68 0