The cost for 9 lbs would be 63 dollars
12 it's adds ×÷2 ( 8÷2=4) and then add the two numbers (8&4)
L = 0 bcause it cancels itself out
Answer:
The commission rate is of 12%.
Step-by-step explanation:
Commission rate:
The commission rate is given by the commission value multiplied by 100% and divided by the value of merchandise sold.
In this question:
$252 in commission for selling $2100 in merchandise. So
252*100%/2100 = 12%
The commission rate is of 12%.
Just forget about the first half, and just do the second half. It’s way easier. Answer is -7.75