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Mathematics, 04.08.2020 07:01 ashhuizing

Mrs kanja ,miss kanene and Mrs nyaga have to mark a form three contest for 160students .They take 5mins ,4mins and 12mins respectively to mark a script .If they all start to mark at 9.00am non-stop ,what is the shortest time they ca n take to complete the marking?

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Mrs kanja ,miss kanene and Mrs nyaga have to mark a form three contest for 160students .They take 5m...
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