Question
If 83 × 24 = 5, 62 × 15 = 2, 45 × 33 = 3, then 96 ×
42 = ?Solution
The pattern follows: (8 + 3) – (2 + 4) = 11 – 6 = 5 (6 + 2) – (1 + 5) = 8 – 6 = 2 (4 + 5) – (3 + 3) = 9 – 6 = 3 (9 + 6) – (4 + 2) = 15 – 6 = 9
The speed of a boat in still water is 8 km/hr and speed of current is 4 km/hr. If time taken to cover a certain distance upstream is 12 hours, then how ...
Time taken by the boat to cover ‘x’ km in downstream is 6 hours and the time taken by the boat to cover (x – 56) km in upstream is 8 hours. The sp...
A boat takes 20 hours to cover 'n' km in still water. While traveling downstream, it takes 15 hours to cover (n - 50) km. If the speed of the boat in st...
The speed of a boat in still water is 15 km/h , and the speed of the stream is 3 km/h . How much time will it take to travel 36 km upstream  and�...
A submarine can navigate 112 km upstream and 130 km downstream, and it takes a total of 8 hours and 6 minutes to complete this journey. Now, the task is...
The speed of a boat in still water is 6 km/hr more than that of the current. The time taken by the boat to cover 925 km downstream is 18.5 hours. Find t...
The ratio of downstream speed to upstream speed of a boat is 5:3. If the boat can cover 160 km in still water in 10 hours, then find the difference betw...
A boatman covers 240 km upstream in 4 hours, and 432 km downstream in 6 hours. Find the time taken by the boatman to cover 528 km in still water.
A boat can cover 84 km upstream and 252 km downstream in 14 hours. Speed of the stream is how much less than the speed of the boat in still water if the...
The difference between the time taken by a boat to travel 360 km upstream and 240 km downstream is 10 hours. The speed of the boat and the stream are �...
Relevant for Exams:
