Answer:
B) 6
Step-by-step explanation:

convert mixed fractions to improper
multiply numerators 15*3 and denominators 2*5 where you multiply fractions
find a common denominator, 10. for 3/2, multiply top and bottom by 5.


<= reduced to lowest terms
180-34=146
146-5=141
ratio=1:4
1+4=5
141÷5=28.2
x=28.2
y=112.8
I may be wrong, ask for more opinions
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Answer:
568 minutes were used
Step-by-step explanation:
95.16 - 27 = 68.16 ÷ 0.12 = 568 minutes
It is choice A. Supplementary angles are angles that add up to 180. This means that the angle you are looking for will be 180-57, which equals 123.