Mathematics, 22.06.2019 21:30 10027126
Wolfrich lived in portugal and brazil for a total period of 14 months in order to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total, he learned 1920 new words. how long did wolfrich live in portugal and how long did he live in brazil? wolfrich lived in portugal for months and lived in brazil for months.
Answers: 1
Mathematics, 21.06.2019 17:00
This figure consists of a rectangle and semicircle. what is the perimeter of this figure use 3.14 for pi 60.84m 72.84m 79.68m 98.52m
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Mathematics, 21.06.2019 17:40
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
Mathematics, 21.06.2019 21:00
Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?
Answers: 1
Wolfrich lived in portugal and brazil for a total period of 14 months in order to learn portuguese....
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