Mathematics, 18.08.2021 01:50 Hilljos018

4) Working together, Jenny and John can tar a roof in 4.57 hours. Had he done it alone
it would have taken John ten hours. Find
how long it would take Jenny to do it
alone.

Answers: 2

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4) Working together, Jenny and John can tar a roof in 4.57 hours. Had he done it alone
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More questions: Mathematics Another questions

4) Working together, Jenny and John can tar a roof in 4.57 hours. Had he done it alone it would have taken John ten hours. Find how long it would take Jenny to do it alone.

Answers

Another question on Mathematics

4) Working together, Jenny and John can tar a roof in 4.57 hours. Had he done it alone
it would have taken John ten hours. Find
how long it would take Jenny to do it
alone.