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paridhi2514:
You are a lower , a failer
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It seems that the widths of all rectangles are equal.
Let the area of rectangle 1 , 3 or 5 = A
So the area of rectangle 2 , 4 or 6: = 3 A
Total area = 3 A + 3*3 A = 12 A
Rectangle 2 occupies 1/4 of the whole game board.
Probability that the marble falls on rectangle 2 : 3A/12A = 1/4
Let the area of rectangle 1 , 3 or 5 = A
So the area of rectangle 2 , 4 or 6: = 3 A
Total area = 3 A + 3*3 A = 12 A
Rectangle 2 occupies 1/4 of the whole game board.
Probability that the marble falls on rectangle 2 : 3A/12A = 1/4
click on red heart thanks above
No
Failer
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