Mathematics, 15.09.2021 14:40, leslop
PHOTOS A photo-book company offers two options. A 12-page hardbound book costs $30 and $0.75 for each extra page. A 12-page soft-back book costs $20 and $1.50 for each extra page.
Let x represent the number of extra pages and y represent the total cost. Which system of equations describes the total cost of each option?
Multiple choice question.
A)
y=0.75x and y=1.50x
B)
y=0.75x+30 and y=1.50x+20
C)
y=1.50x+30 and y=0.75x+20
D)
y=30x+0.75 and y=20x+1.50
Answers: 1
Mathematics, 21.06.2019 16:10, cuppykittyy
The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82
Answers: 2
Mathematics, 21.06.2019 20:00, ZaneKun
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
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