Answer:
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A.
Store A has sold the most wristbands
1 2/6 = 6/6 + 2/6
answer is A.
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5/8 - 4/8 = 1/8
answer is B 1/8 lb
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1 6/8 = 14/8
1 3/8 = 11/8
14/8 + 11/8 = 25/8 = 3 1/8
answer is C. 3 1/8 miles
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1 7/100 + 4 6/10 = 5 67/100 (5 and 67/100)
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3/4(4) =3
1/4(2) = 1/2
3 - 1/2 = 6/2 - 1/2 = 5/2 = 10/4
answer is C. 10/4 ft
T = 0
=> Q = 0
t = x
=> Q = arcsin(x/a)
rest it just simple integration of trigonometric function