A student scores the following marks in 10 tests
3,7,x,7,12,9,10,4,2,5
If the mean mark is 6,...
Mathematics, 06.02.2021 14:00 lishalarrickougdzr
A student scores the following marks in 10 tests
3,7,x,7,12,9,10,4,2,5
If the mean mark is 6, calculate the value of x.
Answers: 3
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