Question
Which of the following was enacted in 1988 with the aim
of ensuring environmental stability and maintenance of ecological balance which is vital for the sustenance of all life forms, human, animal and plant?Solution
The correct answer is C
A man is travelling at a speed of 100 km/h such that he will take 60 minutes to reach his destination. But after completing half the journey, the man to...
A is thrice as efficient as B and can finish a piece of work in 28 days less than B. B can finish this work in how many days?
Working together A and B can do a job in 40 days, B and C in 36 days and all three together in 24 days. In how many days can B alone do the job?
Three pipes, A, B, C can fill an empty cistern in 2, 3 and 6 hours respectively. They are opened together. After what time should B be closed, so that ...
Two cars start from a house at an interval of 10 minutes and travel at a speed of 20 km/hr. With how much speed (km/hr.) should a woman coming from the ...
A car running with a speed of 69 km/hr takes 28 hours to go from 'A' to 'B'. If on the way back from 'B' to 'A', the car takes 20% less time than it tak...
The diameters of three inlet pipes of a cistern are 1.5 cm, 2 cm and 2.5 cm respectively. The pipe with the maximum diameter can alone fill up the ciste...
A and B can complete a work in 40 and 60 days respectively. They started a work which is to be completed in 20 days. But it was found that they are lagg...
A flight has to travel between 2 cities A and B, 2000 km apart. The flight was slowed down due to bad weather. Its average speed for the trip reduced by...
A contractor assigned a job to three persons A, B and C. ‘A’ which is 25% less efficient than ‘B’ can complete 20% of a work in 8 days. ‘C’ ...
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