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 74Jethro has to sit one more test that is also to be marked out of 100Jethro wants his mean mark for all 6 tests to be at least 77Work out the least mark that Jethro needs to get for the last test.​

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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 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.