Mathematics, 27.04.2021 17:30 miguel20000000
Jethro has sat 5 tests.
Each test was marked out of 100 and Jethro's mean mark for the 5 tests is 74
Jethro has to sit one more test that is also to be marked out of 100
Jethro wants his mean mark for all 6 tests to be at least 77
Work out the least mark that Jethro needs to get for the last test.
Answers: 2
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Jethro has sat 5 tests.
Each test was marked out of 100 and Jethro's mean mark for the 5 tests is...
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