The radius of a circular hat is 3.7 inches. find the circumference. use = 3.14.
a. 1.85...
Mathematics, 14.10.2019 17:00 hjlhdjfhjh
The radius of a circular hat is 3.7 inches. find the circumference. use = 3.14.
a. 1.85 in.
b. 11.618 in.
c. 23.236 in.
d. 22.2 in.
Answers: 1
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The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
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Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
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