exam Exam Numerical Ability

The sum of numbers formed by using all the digits 1,2,3,4 when the repetition is not allowed is?

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exam Other Question

assume that a sum of money is divided equally among n girls. each girl will receive $60.if another girl is added to the group and the sum is divided equally among all the girl ,each child girl a $50 share.what is the sum of money? The ratio of age of the Karthick and Vasanth is 4:3. At the time of college admission the ratio of their age was 5:3 and after 4 years this ratio will become 9:7. Find how many years ago they got admission?