Probability with Two-Digit Numbers

Probability with Two-Digit Numbers

Secondary 2

A two-digit number is chosen at random. Find the probability that the number is

less than \(35\),
not a perfect square,
contains exactly one ‘\(7\)’.

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Answer:(i) \(\frac5{18}\) (ii) \(\frac{14}{15}\) (iii) \(\frac{17}{90}\)

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