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Mathematics, 05.06.2021 14:00 ramirecinthi24
There are 11 packets of rulers and 11 boxes of rulers in a delivery parcel.
The mean number of rulers in all the packets and boxes is 13.
The mean number of rulers in all the packets is 19.
Work out the mean number of rulers in the boxes.
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Answers: 1
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There are 11 packets of rulers and 11 boxes of rulers in a delivery parcel.
The mean number of rule...
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