self Maths Puzzle

Q. A courtyard 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is

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self Other Question

Q. A train moves with a speed of 108 kmph. Its speed in metres per second is Q. The difference of the areas of two squares drawn on two line segments of different lengths is 32 sq.cm. Find the length of the greater line segment if one is longer than the other by 2cm.