Pipes A and B can fill a tank in 16 hours and 24 hours, respectively, and Pipe C alone can empty the full tank in x hours. All the pipes were opened together at 10:30 a.m, but C was closed at 2:30 p.m. If the tank was full at 8:30 p.m on the same day, then what is the value of x?
(A) 48
(B) 96
(C) 64
(D) 45
If
(A) 0.075
(B) 0.75
(C) 0.5
(D) 0.8
What will be the total number of pieces if the length of
(A) 3
(B) 5
(C) 6
(D) 7
If the speed of a boat in still water is 20 km/hr and the speed of the current is 5 km/hr, then the time taken by the boat to travel 100 km with the current is :
(A) 4 hr
(B) 7 hr
(C) 2 hr
(D) 3 hr
A man can row at a speed of
(A) 2
(B) 2.5
(C) 1
(D) 1.5
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