Describe the situation with a linear inequality and then solve the inequality.Lauren earns $3 an hour selling encyclopedias door-to-door. She also earns $24 in commission per set of encyclopedias sold. To pay her rent this week, she must earn at least $123, and she only has time to work 9 hours. How many sets of encyclopedias must Lauren sell this week in order to make her rent?
A. sell at least 4 sets of encyclopedias
B. sell at least 3 sets of encyclopedias
C. sell at least 6 sets of encyclopedias
D. sell at least 5 sets of encyclopedias
Answer: A
Mathematics
You might also like to view...
Find an equation for the line tangent to the given curve at the indicated point.y = 
at (1, 6).
A. y = 4x + 2 B. y = -4x + 10 C. y = -2x + 8 D. y = -4
Mathematics
Find the perimeter and the area of the figure.
A. perimeter: 60 mi; area: 675 sq mi B. perimeter: 120 mi; area: 675 sq mi C. perimeter: 675 mi; area: 120 sq mi D. perimeter: 120 mi; area: 1350 sq mi
Mathematics
Determine whether the equation defines y as a function of x.xy = -7
A. Yes B. No
Mathematics
Evaluate p(k). Then determine whether x - k is a factor of p(x).p(x) = 5x2 - 3x - 8, k = -1
A. 0; yes B. 0; no C. 8; no D. 8; yes
Mathematics