An employee of a delivery company earns $25.00 per hour driving a delivery van in an area where gasoline costs $2.60 per gallon.When the van is driven at a constant speed s (in miles per hour,with ),the van gets miles per gallon.Determine the most economical speed s for a 100-mile trip on an interstate highway.
A) The most economical speed is 52.0 mph.
B) The most economical speed is 48.0 mph.
C) The most economical speed is 25.0 mph.
D) The most economical speed is 50.0 mph.
E) The most economical speed is 53.0 mph.

Question

​An employee of a delivery company earns $25.00 per hour driving a delivery van in an area where gasoline costs $2.60 per gallon.When the van is driven at a constant speed s (in miles per hour,with  ),the van gets  miles per gallon.Determine the most economical speed s for a 100-mile trip on an interstate highway. ​
A) ​The most economical speed is 52.0 mph. 
B) ​The most economical speed is 48.0 mph. 
C) ​The most economical speed is 25.0 mph. 
D) ​The most economical speed is 50.0 mph. 
E) ​The most economical speed is 53.0 mph.

Quizplus · Accepted Answer

The Answer of ​An employee of a delivery company earns $25.00 per hour driving a delivery van in an area where gasoline costs $2.60 per gallon.When the van is driven at a constant speed s (in miles per hour,with  ),the van gets  miles per gallon.Determine the most economical speed s for a 100-mile trip on an interstate highway. ​
A) ​The most economical speed is 52.0 mph. 
B) ​The most economical speed is 48.0 mph. 
C) ​The most economical speed is 25.0 mph. 
D) ​The most economical speed is 50.0 mph. 
E) ​The most economical speed is 53.0 mph.

​An Employee of a Delivery Company Earns $25

An Employee of a Delivery Company Earns $25