Mathematics, 02.06.2021 04:30 boog89
Rosalie doit choisir le forfait le plus avantageux pour l'usage de son téléphone cellulaire,
La compagnie A offre un tarif mensuel de 0,45 $/min. La compagnie B offre un tarif mensuel
de 0,40 $/min pour un maximum de 100 minutes, auquel s'ajoutent des frais de 0,25 $
pour chaque minute supplémentaire. Voici les durées des appels de Rosalie pendant
un mois représentatif de son utilisation habituelle.
7
15 min
240 s
1 min
0,4 h
h
2 min
0,35 h
4 min
h
20
10
Quelle compagnie Rosalie devrait-elle choisir ?
Answers: 1
Mathematics, 21.06.2019 13:30
Patel’s class voted on their favorite color. patel plans to make a circle graph to display the results. which statements are true about the circle graph patel can create? check all that apply.
Answers: 2
Mathematics, 21.06.2019 17:00
The table below shows the height of a ball x seconds after being kicked. what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x) = x2 + x + 0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds? feet
Answers: 2
Mathematics, 21.06.2019 17:30
Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.
Answers: 1
Mathematics, 21.06.2019 19:40
Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.
Answers: 1
Rosalie doit choisir le forfait le plus avantageux pour l'usage de son téléphone cellulaire,
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