Mathematics, 28.09.2020 02:01 hsbhxsb
You earn $10 per hour working as a manager at a grocery store. You are required to work at the grocery store at least 8 hours per week. You also teach music lessons for $15 per hour. You need to earn at least $120 per week, but you do not want to work more than 20 hours per week.
a. Write a system of linear inequalities that represents the situation. Use x for hours worked at the grocery store and y for hours teaching music lessons.
Inequality for hours at grocery store:
Inequality for total earnings:
Inequality for total work hours
b. Identify and interpret a solution of the system.
(4, 10); You can work 4 hours at the grocery store and spend 10 hours teaching music lessons.
(9, 1); You can work 9 hours at the grocery store and spend 1 hour teaching music lessons.
(12, 10); You can work 10 hours at the grocery store and spend 10 hours teaching music lessons.
(12, 2); You can work 12 hours at the grocery store and spend 2 hours teaching music lessons.
c. Can you you work 8 hours at the grocery store and teach 1 hour of music lessons?
Answers: 2
Mathematics, 21.06.2019 15:50, kendallreed39
3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?
Answers: 1
Mathematics, 21.06.2019 19:00, ashrobbb
The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean
Answers: 3
Mathematics, 21.06.2019 23:30, xelynncaldera
In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.
Answers: 1
You earn $10 per hour working as a manager at a grocery store. You are required to work at the groce...
Mathematics, 20.01.2021 01:30
English, 20.01.2021 01:30
Business, 20.01.2021 01:30
History, 20.01.2021 01:30
Mathematics, 20.01.2021 01:30
Biology, 20.01.2021 01:30