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WAEC Mathematics 2013 Paper

Question : 19

Total: 48

Solution:

The probability not scoring 85% is = 1 - pro(scoring 85%)

= 1 -

\;\frac{85}{100}

= 1 - 0.85

= 0.15

not scoring would be less than 1. Hence option D is correct because the probability of an event cannot be more than 1.

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