Mathematics, 13.10.2020 20:01 Jmarie08
It takes approximately 90 seconds for the average person to brush his or her teeth. If a person brushes their teeth twice daily approximately how much time does one person spend brushing their teeth in a year?
A. 1 hour
B. 1 day
C. 1 week
D. 1 month
Answers: 1
Mathematics, 21.06.2019 14:20
Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?
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Mathematics, 21.06.2019 18:10
Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .
Answers: 1
Mathematics, 21.06.2019 19:30
If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b
Answers: 1
It takes approximately 90 seconds for the average person to brush his or her teeth. If a person brus...
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