Sammi plans on selling Christmas tree ornaments. She figured a profit of $2.00 for each item. She thinks one item out of every fifty may be defective and returned for exchange. That will cost her $7.00 because of shipping and cost of the replacement. Calculate the expected value.

marco saved more.   he saved $35 more.

step-by-step explanation:

1+2+3+4+5+6+7+8+9+10 = 55

2*10 = 20

55-20 = 35

idk

step-by-step explanation:

payback

sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.