In a class of 25 students with roll numbers 1 to 25, only one student could answer a particular question. Find the probability that the roll number of that student is either the multiple of 5 or 7?

A: Multiple of 5 and B: Multiple of 7 A = (5, 10, 15, 20, 25) B = (7, 14, 21). [if gte msEquation 12]>

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