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80% of a number added to 80 gives the result as the number itself, then the number is :
80% of a smaller number is 4 less than 40% of a larger number. The larger number is 85 greater than the smaller one. The sum of these two number is
84 Maths books, 90 Physics books, 120 Chemistry books have to be stacked topicwise. How many books will be there in each stack so that each stack will have the same height too ?
9 children can complete a piece of work in 360 days, 18 men can complete the same piece of work in 72 days and 12 women can complete it in 162 days. In how many days, can 4 men, 12 women and 10 children together complete the piece of work?
9^6 - 11 when divided by 8 would leave a remainder of :
A = 36% B, B = 6% C. If C = 100 then A is equal to
A 100 m long train is going at a speed of 60 km/hr. It will cross a 140 m long railway bridge in-
A 120 m long train is travelling at a speed of 90 km/h it will cross a railway platform 230 m long in
A 150 metres long train moving at the speed of 126 km/hr. What time it will take to cross an electric pole ?
A 240 metres long train crosses a pole in 12 seconds. What is the speed of the train ? (in km./hr.)