In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
Morality is __(1)___ with ethics and symbolises the doctrine of actions right or wrong. Politics is the __(2)___ of expediency and need not always be __(3)___. If something is wrong and __(4)___ expedient, it cannot be __(5)___.
For the following questions answer them individually
How many numbers are there from 2000 to 7000 which are both perfect squares and perfect cubes?
3 men or 4 women can complete a job in 120 days. 12 men and 16 women will complete the same job in how many days?
If the diameter of a hemisphere is 21 cm, then what is the volume $$(in cm^3)$$ of hemisphere?
After two successive discounts of 20% and 12% an article is sold for Rs 16896. What is the marked price (in Rs) of the article?
The ratio of speed of three racers is 3 : 4 : 6. What is the ratio of time taken by the three racers to cover the same distance?