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The area of a square plot of twice the area of a rectangular plot. If the length of the rectangular plot is 36 metres and the area of the square plot is 1764 square metres. What is the breadth of the rectangular plot?
A motor boat whose speed is 15 km/hr in still water goes 30 km downstream and comes back in 4 hrs and and 30 minutes. Determine the speed of the stream.
The Compound Interest on a certain sum for 2 yrs is Rs 618 whereas the simple interest on the same sum at the same rate for 2 yrs is Rs 600. The rate of interest p.a is
1 docs|48 tests
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1 docs|48 tests
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