If A can finish a piece of work in 18 days, then A's 1 day's work = ?
9
6
1/18
1/9
A can do a piece of work in 25 days and B can finish it in 20 days. They work together for 5 days and then A goes away. In how many days will B finish the work?
11 days
40 days
15 days
None of these
A and B can together do a piece of work in 15 days. B alone can do it in 20 days. A alone can do it in
30 days
45 days
60 days
A car completes a certain journey in 8 hours. It covers half the distance at 40 km/hr and the rest at 60 km/hr. The length of the journey in kilometres is
350
384
400
420
A can do a piece of work in 30 days while B can do it in 40 days. A and B working together can do it in.
70 days
42 3/4 days
27 1/7 days
17 1/7 days
3 metres per second = _________ km per hour.
10.9 km/hr
10.8 km/hr
10 km/hr
The speed of a boat in still water is 10 km/hr. If its speed down stream be 13 km/hr, then speed of the stream is
1.5 km/hr
3 km/hr
11.5 km/hr
5.75 km/hr
If 5 men or 9 women can do a piece of work in 19 days: 3 men and 6 women will do the same work in:
10 days
12 days
13 days
A train running at the rate of 36 km/hr passes a standing man in 8 seconds. The length of the train is
45 metres
280 metres
80 metres
48 metres
The speed of a boat in still water is 2 km/hr. If its speed upstream be 1 km/hr, then the speed of the stream is
2 km/hr
1 km/hr
