It's 20. You start with the parentheses and 8 + 12 is 20. Then you have the brackets next, and so that's 20/4 and that's 5. Then all you have left is 4 x 5 which is 20.
Answer:
6
Step-by-step explanation:
Chords within a circle are proportional. Proportional means that they form equal ratios. To solve for y, set up a proportion.
The ratios we will create will be
where each long and short form an angle.
So write:

To solve, cross multiply numerator with denominator.
12(4) = 8(y)
48=8y
6=y
Answer:
a
Step-by-step explanation:
a
I think B is the answer. I am not sure
<span>MP3 player is $60
</span><span>The selling price is $105
</span><span>A classmate says that the markup is 175% because $105/$60=1.75 . Is your classmate correct?
No. IT's not correct
Original price $60
Selling price $105
$105 - $60 = $45
So
45/60 x 100 = 75%
Price is markup 75% from $60 to $105</span>