Mark M. answered • 01/22/18

Tutor

5.0
(243)
Mathematics Teacher - NCLB Highly Qualified

93.44 ≤ 14 + 0.06m

Gwen B.

asked • 01/22/18What are the possible numbers of minutes she has used her phone in a month?

Use

m

for the number of minutes, and solve your inequality for

m

.

Use

m

for the number of minutes, and solve your inequality for

m

.

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Mark M. answered • 01/22/18

Tutor

5.0
(243)
Mathematics Teacher - NCLB Highly Qualified

93.44 ≤ 14 + 0.06m

Mahdi G. answered • 01/22/18

Tutor

4.5
(2)
I am not teaching, I am helping you to enjoy!

14+m*0.06=93.44

93.44-14=79.44 (the amount she paid for talking after subtracting the monthly fee of $14)

she pays $0.06 for each minutes, so

0.06*m=79.44, then she had talked:

m=79.44/0.06 which is 1324 minutes

which is 22 hours and 4 minutes :)

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