Question

John is a software salesperson. His base salary is $2300 and he makes $70 more for every copy of English is Fun he sells. His total pay, P (in dollars), after selling c copies is given by the following.

P=70c+2300

(a) If john’s total pay is $4750, how many copies did he sell?

(b) What is john’s total pay if he sells 25 copies?

Answer 1

A - 35 copies

B - $4050

Explanation:

A-

2300 + 70c = 4750

70c = 4750 - 2300

70c = 2450

c = 35

He sold 35 copies

B-

P = 2300 + 70(25)

P = 2300 + 1750

P = $4050

Total if he sold 25 copies: $4050