The answer is 15 i think i don't know
Answer: D. -0.6
Step-by-step explanation:
Z score formula= x-mean/ SD
34-40/10= -3/5= -0.6
<span>$100 discount loan for 7%
1) Pay back $100 in one year
2) Receive $93, today.
$540 discount loan for 12.5%
1) Pay back $540.00 in 90 days.
2) Receive WHAT, today? It's less than</span>
The answer would be <span>9131.82</span>
Answer:
Zach earns $10 and for the pair of boots Zach earns $15
Step-by-step explanation:
Let be x the number of pairs of shoes
Let be y the number of pairs of boots
Then we can establish the following system of equations with the data of the statement:

We subtract the second equation from the first equation to eliminate the variable y and solve for x, just like this:

For y replacing in the first equation the value of x and solving for y:

So for the pair of shoes Zach earns $10 and for the pair of boots Zach earns $15
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