Mathematics, 11.01.2020 05:31 Ruchen
Janitor a can clean all the classrooms at strawberry school in 8 hours. janitor b can clean the same classrooms in 10 hours. how long would it take janitor a and janitor b
working together, to clean all the classrooms?
Answers: 1
Mathematics, 21.06.2019 23:30
Harry the hook has 7 1/3 pounds of cookie dough.she uses 3/5 of it to bake cookie. how much cookie dough does she use to make cookie?
Answers: 1
Janitor a can clean all the classrooms at strawberry school in 8 hours. janitor b can clean the same...
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