Answer :
45.40d + 16.50 < 130
d < 2.5
*sign should be less than or equal to
16.50 is what the total will be for the amount of miles he drives ($0.11 x 150)
d < 2.5
*sign should be less than or equal to
16.50 is what the total will be for the amount of miles he drives ($0.11 x 150)