Question

earns a weekly salary and commission If she sells x $s in 1 week her earning E(x)=400+0.03x a) find E(2000) & E(15,000) what do answers represent? b)Find E(0) what it represent? c) from formula E determine what percentage she earns on good she sells

Answer 1

E(x)=400+0.03x
To find E(2000), replace x by 2000 and compute E

Answer 2

460

Answer 3

so E(2000) = 460 and E(15000) = 850?

Answer 4

Yes, E(2000) = 460.
$460 represents her weekly salary + commission if she sells $2000 worth of goods.

Answer 5

Yes, E(15000) = 850 is correct.

Answer 6

and it also represents salary and comm?

Answer 7

Yes. $850 represents her weekly salary + commission if she sells $15,000 worth of goods.

Answer 8

oh ok I get it and how do we find c)

Answer 9

First b) E(0) = 400 + (0.03)(0) = 400.
$400 represents her weekly salary. There is no commission here because the goods sold is $0.

Answer 10

ya I got that one

Answer 11

c) In the E formula x is multiplied by 0.03 where x is the dollar amount of goods sold. Therefore, 0.03 is the commission. Or the commission is 3%.

Answer 12

oh ok thank you :)

Answer 13

you are welcome.