16 men can finish two fifth of the work in 4 days. The number of additional men required to finish the remaining work in 2 more days will be
Correct answer B. 0 men
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Maths MCQs & Aptitude MCQs
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A can finish a work in 24 days B can finish the same work in 36 days. If they work together and finish it then out of total wages of Rs. 500 A will get
Correct answer C. Rs. 300
A works thrice as fast as B. If B can complete a work in 18 days. Then number of days taken by A and B working together to complete this work is
Correct answer D. 4.5 days
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A is thrice as good workman as B and together they finish a piece of work in 24 days. In how many days can A alone finish the work
Correct answer C. 32 days
A and B can do a piece of work in 10 days. B and C in 15 days C and A in 30 days. In how many days can they do it all working together?
Correct answer D. 10 days
A certain number of men could complete work in 40 days. If there were 20 men more the work could be completed in 20 days. The original number of men is
Correct answer D. 20
Ahmar works twice as fast as Bina. If Bina can complete a work in 30 days the number of days taken by Ahmar and Bina to complete the work working together is
Correct answer D. 10 days
X can do a job in 16 days Y can do the same job in 20 days X Y and Z can do the job in 7.5 days. Alone Z can do the same job in
Correct answer D. 48 days
Asghar can do a job in 60 days. And both Asghar and Babar can do the same job in 20 days working together. Babar alonge can do the some job in
Correct answer A. 30 days
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Alia can complete an assignment in 5 days and Babar can complete the same assignment is 20 days. The time taken by both Alia and Babar to complete the assignment working together is
Correct answer C. 4 days
If A can do a job in 10 days another person B can do the same job in 20 days then time required to do the job when both of them working todether.
Correct answer D. 20?3
If As 1 days work = 1/20 then time required to finish the job (in days)
Correct answer A. 20
If A can do a piece of work in 10 days then part of work done by him in one day.
Correct answer C. 1?10
An inlet pipe can fill a tank in 10 hrs and an outlet pipe empties the same full tank in 20 hrs. The time required to fill the tank when both pipes are opened.
Correct answer B. 20
If an outlet pipe empties a full tank in 20 hrs then part of tank emptied in one hour.
Correct answer D. 1?20
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If an inlet pipe fills a tank in 10 hrs and another inlet pipe fills the same tank in 5 hrs then time required to fill the tank when both pipes are opened.
Correct answer A. 10?3
If part of tank filled in one hour = 1/10 then time required to fill the tank.
Correct answer C. 10
If an inlet pipe fills a tank in 10 hrs then part of tank filled in 1 hr.
Correct answer B. 1?10
A man travels 120 Km to a town. He could have reached the town 2/5 hrs. earlier had he increased his speed by 15 km/h. Find the speed at which he travels?
Correct answer C. 60
A man traveling an hour by car and another hour by plane covers a total distance of 850 Kms. If the average speed of plane taken by the man was 16 times that of the car. What was the distance covered by the car.
Correct answer B. 50