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Mathematics, 05.05.2020 06:52 peachijmin
A school entered 15 pupils for a mathematics O level examination. The mean mark
for the 15 pupils was 56. Thc 5 wcakest pupils had a mcan mark of 24. Calculate the
mean mark of the other 10 pupils.
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Answers: 2
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A school entered 15 pupils for a mathematics O level examination. The mean mark
for the 15 pupi...
for the 15 pupi...
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