Mathematics, 02.11.2020 19:40 hanz73
A brother and sister are comparing their ages. The older sister is 8 years less
than twice the brother's age. The sum of their ages is 25 years. Let a be the age
of the brother. Set up and solve an equation for a.*
Answers: 1
Mathematics, 21.06.2019 18:00
Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?
Answers: 1
Mathematics, 21.06.2019 18:30
How to use order of operation in 20 divide by 4 multiply 5 = 1
Answers: 1
Mathematics, 22.06.2019 03:20
Aconcession manager at yankee stadium wants to know how temperature affects beer sales. she took a sample of 10 games and recorded the number of beers sold and the temperature in the middle of the game. temperature 80 68 78 79 87 74 86 92 77 84 number of beers 20533 1439 13829 21286 30985 17187 30240 87596 9610 28742 a. draw a scatter plot of the data. b. the manager estimates the regression equation to be: numberofbeers = −100, 678 + 1, 513 ∗ temperature draw this on your scatter plot. c. for one of the estimated points, indicate the residual with ei . d. for that same point, indicate what part of the variation is explained by the model with ˆyi − y¯.
Answers: 2
Mathematics, 22.06.2019 05:30
Mr vale buys 48 flowers. he puts bunches of 6 flowers each in vases. if he sells each vase for $2, how much dose he earn?
Answers: 1
A brother and sister are comparing their ages. The older sister is 8 years less
than twice the brot...
Mathematics, 08.01.2021 22:00
History, 08.01.2021 22:00
English, 08.01.2021 22:00
Health, 08.01.2021 22:00
Mathematics, 08.01.2021 22:00
Mathematics, 08.01.2021 22:00
Mathematics, 08.01.2021 22:00
Computers and Technology, 08.01.2021 22:00
History, 08.01.2021 22:00
Mathematics, 08.01.2021 22:00