Shoe salesman earns a commission of 30% of all shoe sales made. yesterday he sold 3 pairs of shoes for $70 each and 2 pairs of shoes for $80 each. how much did he earn in commission yesterday?
a. $111
b. $30
c. $42
d. $32

$111 is earn by shoe salesman as commission .

Option (A) is correct .

Step-by-step explanation:

As given the statement in the question be as follow.

Shoes salesman sold 3 pairs of shoes for $70 each and 2 pairs of shoes for $80 each.

Thus

Total cost of the pair of shoes = 3 × 70 + 2 × 80

                                                  = 210 + 160

                                                  = $ 370

As given

shoe salesman earns a commission of 30% of all shoe sales made.

30% is written is decimal form

= 0.30

Commission earns = 0.30 × Total cost of the pair of shoes .

                               = 0.30 × 370

                               = $ 111

Therefore $111 is earn by shoe salesman as commission .

Option (A) is correct .

c

step-by-step explanation: