ATQ, Let the speed of the boat in still water be ‘x’ km/hr. According to the question, (x + 7 + 18) = 440 / 8 Or, x + 25 = 55 So, x = 55 - 25 = 30 km/hr Final Answer: 30 km/hr
32, 54, 88, 158, ?, 838
250, 279, 311, 349, 396, ?
654, 647, 633, 612, 584, ?
15, 8, 9, 15, 32, ?
71, 94, 123, 154, 191, ?
12, 14, 20, 32, ?, 82
10 15 40 135 ? 2825 16980
...124, 147, 176, 207, 244, ?
What will come in place of the question mark (?) in the following series?
3.5, 9.5, 27.5, 81.5, 243.5, 729.5, ?
18, 37, 60, ?, 120, 157
