Afactory has to transport raw materials to a project site. the total weight of the raw material will not be less than 1,500 tons. the factory manager plans to use two different trucking firms. big red has heavy-duty trucks that can transport 200 tons at a cost of $50 per truckload. common joe is a more economical firm, costing only $20 per load, but its trucks can transport only 90 tons. the factory manager does not wish to spend more than $450 on transportation. the availability of trucks is the same for both firms.

Common Joe

Step-by-step explanation:

Given

Total weight of Raw material is 1500 tons

Big Red can transport 200 tons at a cost of $50 per truckload

so  Big Red need to do 8 rounds to completely transport the raw material

In first 7 round round it carries 200 tons and in last round it carry 100 tons

i.e.

so cost for Red bus=

For Common Joe truck requires 17 round of loading to completely transport 1500 tons

In first 16 round it carries 90 tons and in last round it carries 60 tons

So cost for Common Joe is

So Factory should choose Common Joe while considering Economy.

i believe the correct answer is b.

6 and 24

step-by-step explanation:

6 x 4 = 24