x Question 12
E 0/1 pt 91 24 Details
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x Question 12
E 0/1 pt 91 24 Details
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You are choosing between two different cell phone plans. The first plan charges a rate of 22 cents per
minute. The second plan charges a monthly fee of $29.95 plus 9 cents per minute. How many minutes
would you have to use in a month in order for the second plan to be preferable?
231
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Kunduz · Accepted Answer

Date
Page
lets
say
mouth
number
a
of minutes used in
Based on this
Plana
will cost 22 cant em 1-$0.22 cm)
0.3m
Plan B will cost $29.95+9 censt (m)
-$29.95 + $0.00m)
In order for plan B to be cheaper than
plan (Al the following iniquality must
of plan (A) y cost of plan (B)
0.22m 2995 +0.0am
in Cost
Subtract
0.09 buone for both sides
0.18m) 29.95
Now divide both sides by 0.13
m) 280.38
Thus the
smallest possible integer value
न
in for which plan B is cheaper than
Ois 230 e 23 Onnutes
plana

x Question 12 E 0/1 pt 91 24 Details Score on last try: 0 of 1 pts. See Details for more. Get a similar question You can retry t