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Which one is true about the hexagons ?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)