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Five sticks of length 1, 3, 5, 7 and 9 feet are given. Three of these sticks are selected at random. What is the probability that the selected sticks can form a triangle?
Condition for triangle: a + b > c
Case 1: 3, 5, 7
Case 2: 5, 7, 9
Case 3: 3, 7, 9
∴ Required probability = 3/10 = 0.3
By: Yachna ProfileResourcesReport error
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