In the battle of electric vehicles (EVs), Tesla outsold Chevy by a ratio of 3 to 2 inthe month of February 2017. A year later, in the month of February 2018, Chevy’smonthly sale fell in half, while Tesla sold 2800 more vehicles than they did previously. As a result, for every Chevy EV sold, Tesla sold 5. How many EVs did Tesla sell in February, 2018?
+538 If Chevys sale fell by 50%, 2*.5 is 1 for a ratio of 3:1.
to get a ratio of 5:1, 2800 must equal two parts for any car sale.
So 1400 is one part, and we see the ratio is 7000;1400
Checking our work
4200: 2800
+2800 -1400
7000:1400
Tesla sold 7000 Evs in feb 2018.
