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spayn [35]
3 years ago
5

A boy sits for 15 maths exams during the year and gains an average of 1.". He sits for one

Mathematics
1 answer:
Jobisdone [24]3 years ago
6 0

New average

=  \frac{1 + 65}{2}

=  \frac{66}{2}

= 33

Therefore, the boy's new average is 33%

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