Mathematics, 02.01.2021 14:00 rrnr
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Adrian has a bag full of pebbles that all look about the same. He weighs some of the pebbles and finds that their weights are normally distributed, with a mean of 2.6 grams and a standard deviation of 0.4 grams.
What percentage of the pebbles weigh more than 2.1 grams? Round to the nearest whole percent.
Answers: 2
Mathematics, 21.06.2019 14:10
Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35
Answers: 3
Mathematics, 21.06.2019 14:40
What is the approximate circumference of the circle shown below?
Answers: 1
Mathematics, 21.06.2019 21:30
Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?
Answers: 3
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Adrian has a bag full of pebbles...
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