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Out of 100 students, two sections of 40 and 60 are formed. If you and your friend are among the 100 students, what is the probability that(a)        you both enter the same section?(b)        you both enter the different sections?

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To solve the problem, we will calculate the probabilities step by step. ### Step 1: Calculate the total number of ways to select 2 students from 100. The total number of ways to select 2 students from 100 is given by the combination formula: \[ \text{Total ways} = \binom{100}{2} = \frac{100 \times 99}{2} = 4950 ...
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