Mathematics mcqs

a can do a particular work in 6 days . b can do the same work in 8 days. a and b signed to do it for rs. 3200. they completed the work in 3 days with the help of c. how much is to be paid to c?

a can do a particular work in 6 days . b can do the same work in 8 days. a and b signed to do it for rs. 3200.

rs. 600

rs. 420

rs. 380

rs. 400

a can complete a work in 12 days with a working of 8 hours per day. b can complete the same work in 8 days when working 10 hours a day. if a and b work together, working 8 hours a day, the work can be completed in-------days.

a can complete a work in 12 days with a working of 8 hours per day. b can complete the same work in 8 days when working 10 hours a day.

4 5⁄11

6 4⁄11

6 5⁄11

5 5⁄11

a can complete a journey in 10 hours. he travels first half of the journey at the rate of 21 km / hr and second half at the rate of 24 km / hr. find the total journey in km.

a can complete a journey in 10 hours. he travels first half of the journey at the rate of 21 km / hr and second half at the rate of 24 km / hr.

234 km

220 km

230 km

224 km

a boy goes to his school from his house at a speed of 3 km / hr and returns at a speed of 2 km / hr. if he takes 5 hours in going and coming, the distance between his house and school is :-----------?

a boy goes to his school from his house at a speed of 3 km / hr and returns at a speed of 2 km / hr.

6.5 km

5 km

6 km

5.5 km

a boats man can row in still water at speed of 7 km/hr. it takes 6 hours more to travel the same distance in upstream than in downstream if the speed of the river is 3 km/hr. what is the distance between the two destinations?

a boats man can row in still water at speed of 7 km/hr.

30 km

40 km

20 km

10 km

a boat travels upstream from b to a and downstream from a to b in 3 hours. if the speed of the boat in still water is 9km/hr and the speed of the current is 3km/hr, the distance a and b is:-------?

a boat travels upstream from b to a and downstream from a to b in 3 hours.

4km

12 km

8 km

6 km

a boat running downstream covers 24 km’s in 4 hours while for covering the same distance upstream it takes 6 hours whats the speed of the boat in still water?

a boat running downstream covers 24 km’s in 4 hours while for covering the same distance upstream it takes 6 hours whats the speed of the boat in still

6 km/hr

3.5km/hr

none of these

5.5 km/hr

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