Divide 25 toffees between vibhor and meeku so that they get 40% and 60% of them respective?

Suppose that 10% of men and 5% of women have grey hair. A grey haired person is selected at random. What is the probability that the selected person is male assuming that there are 60% males and 40% females

Two numbers are respectively 25% and 40% less than a third number. What per cent is the second of the first?

A vessel contains 140 litres mixture of milk and water, 60% of milk and 25% of water s taken out of the vessel it is found that the vessel is emptied by 40%. Find the difference between the initial quantities of milk and water?

In an office, 40% of the staff is female. 40% of the female and 60% of the male voted for me. The percentage of votes I got was

40% of the students in a class are girls. If 60% and 70% fo the boys and the girls respectively of the class pass a certain test, what is the probability that a randomly selected student from the class will have passed the test?