self Maths Puzzle

A pipe can fill a tank at the rate 1lit/hr.The tank is 1/32filled in 6hrs.After how many hrs the tank is filled completely?

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self Other Question

5:94::9:?
option
1. 936
2. 964
3. 694
4. 436
Ram and Shyam run a race of 2000m. First, Ram shyam a start of 200m and beats him by 30s. Next, Ram gives Shyam a start of 3min and is beaten by 1000m. Find the speed of the boat in still water and the speed of the river flow.