Ben and jerry’s sells 4 times more ice cream cones ($3) than shakes ($8). if last month’s sales totaled $4,800, how many of each were sold

 960 ice-cream cones and 240 shakes were sold last month.

Step-by-step explanation:  Given that Ben and Jerry’s sells 4 times more ice cream cones (each at $3) than shakes (each at $8) and the last month's sales totaled $4,800.

We are to find the number of ice cream cones and shakes that were sold.

Let c and s represents the number of ice cream cones and shakes that were sold last month.

Then, according to the given information, we have

Substituting the value of c from equation (i) in equation (ii), we get

From equation (i). we get

Thus, 960 ice-cream cones and 240 shakes were sold last month.