Three boxes of cereal weigh 379.4 grams, 424.25 grams and 379.37 grams.What is the difference between the lightest and the heavi
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Answer:
The sale this month = 79
Step-by-step explanation:
Let the amount he needs to sell this month = x
Note that number of entries = number of months = 5
To maintain an average sales of 77, the amount of sale in month 5 is determined as follows: