Mathematics, 12.08.2020 08:01 waterbug7571
The ages of rocks in an isolated area are known to be approximately normally distributed with a mean of 7 years and a standard deviation of 1.8 years. What percent of rocks are between 5.8 and 7.3 years old?
Answers: 3
Mathematics, 21.06.2019 18:30
Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?
Answers: 1
Mathematics, 21.06.2019 18:30
Find the area of the regular hexagon if a side is 20 cm.
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Mathematics, 21.06.2019 21:00
How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion
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Mathematics, 22.06.2019 00:30
How many square centimeters of wrapping paper will be used to wrap the shoe box?
Answers: 2
The ages of rocks in an isolated area are known to be approximately normally distributed with a mean...
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