A pen manufacturer produces three types of pens: ballpoint pens, rollerball pens, and fountain pens. The company produces three
variations of each type of pen, keeping the cost of production the same for each variation. The table gives the number of pens of each type sold. Ballpoint Rollerball Fountain Variation 1 2,400 1,400 550 Variation 2 3,100 2,000 370 Variation 3 2,850 1,100 720 The cost of production is $1 per ballpoint pen, $2 per rollerball pen, and $4 per fountain pen. The total cost of production is $for variation 1, $for variation 2, and $for variation 3. NextReset
From the graph it appears that S′(5) 2 ≈ and S′(25) 2 ≈ − . The important
thing is that they do have opposite signs. The first means that at about 5ºC
the Coho gains about 2 cm/sec while at 25ºC it loses about 2 cm/sec in
maximum sustainable speed.
you don't list the choices but you would divide the total dollar amount by 5 to find out the number of bills there are so it should be something like :
