a game has 8 triangles of which 6 are blue and rest are green, 12 rectangles of which 3 are green and rest are blue, and 10 rhombuses of which 3 are blue and rest are green. one piece is lost at random.find the probability that it is a rectangle ,a triangle of green colour ,rhombus of blue colour
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probability that it is a rectangle=12/20
=3/5
probability that its is a green triangle=2/20
=1/10
probability that it is a blue rhombus =3/20
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