Question

On some interstate highways, the maximum speed a car may drive is 65 mph. A tractor-trailer may not drive more than 55 mph. The minimum speed for all vehicles is 45 mph.

Write an inequality to represent the allowable speed s for a car on an interstate highway.
a.
45 < s < 65
c.
45 < s < 65
b.
45 > s > 65
d.
45 < s > 65