Answer: She makes $58.50 in profit.
Step-by-step explanation:
It costs $2.50 to make each bottle
She sells each bottle for $7
2.50 * 13 = 32.5
It costs her $32.50 to make all the bottles.
7 * 13 = 91
She sells them all for $91.
91 - 32.5 = 58.5
$58.50 is the profit.
Answer:
4 1/2 hours
Step-by-step explanation:
1 practice = 2 1/4 hours
2 practices = 4 1/2 hours
4= 121 5= 49 6= 169 hope this helps
Answer:
We have 
Step-by-step explanation:
We want to factor the expression 
in the form of (U+V)(U-V)
We need to find U and V
We can use formula : 
We can write 
as 
Now we have the expression:
Applying formula:
So, we have
