7. The students in ms changs class decide to order water bottles that advertise the walkathon.Malliik obtains 2 different quotes for the costs of the bottles.
Fill it up charges $4 per bottle
Bottles by bob charges $25 plus $3 per bottle
a. for each company, write an equation maliik could use to calculate the cost for any number of bottles.
b. which company do you think the class should buy water bottles from? what factors influenced your decision?
c.For what number of water bottles is the cost the same for both companies?
8. The equation C=5n represents the cost(c) in dollars for n(variable) caps that advertise the walkathon. Which of the following pairs of numbers could represent a number of caps and the cost for that number of caps, (n,c)?
MULTIPLE CHOICE:
A.(0,5) b.(3, 15) c.(15, 60) d.(5, 1)
2007-09-25 14:52:16 · 1 answers · asked by an0nym0us 1 in Science & Mathematics ➔ Mathematics
a.
F = 4x
B = 25 + 3x
b.
From B if they think they'll sell more than 25 bottles.
c.
4x = 25 + 3x
x = 25 bottles
8.
B is the only choice where the second number is 5 times the first.
2007-09-25 15:03:14 · answer #1 · answered by Steve A 7 · 0⤊ 0⤋