ARITHMETIC Ratio between length of trains A and B is 3 : | Data Interpertation & airthmatic

ARITHMETIC


Ratio between length of trains A and B is 3 : 5. Speed of train A is 72 km/h and that of train B is 54 km/h & they are running opposite to each other. If train A crosses train B in 16 seconds, then find length of train B.

The perimeter of circle of radius 28 cm is 32 cm more than perimeter of square. Find the area of the square.

A boat in upstream can travel 5 km in 30 minutes. If the speed of the stream is 1.5 kmph, then find the total distance cover by the boat when boat takes 46 hours to travel from A to b then return to B.

Difference of the interest received when a sum is invested at 15% p.a. at SI for two years and the interest received when that sum is invested at 20% p.a. for one year compounded half yearly is Rs 432, find the sum?

In an election only two candidates participate. Candidate ‘P’ got 50% less votes than ‘Q’. Had Q got 200 votes less there would have been a tie. What is the 8 times of the number of total votes polled.

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