Answer:
$0.71/cup
Step-by-step explanation:
1 gallon = 16 cups
2 gallons = 2 × 1 gallon = 2 × 16 cups = 32 cups
$22.72/(2 gal) = $22.72/(32 cups) = $0.71/cup
-10 3/8 or - 83/8
Since,
1)
Differentiating with respect to x,
2)
Differentiating w. r. t x,
3)
Differentiating w. r. t. x,
4)
Differentiating w. r. t. t,
5)
Differentiating w. r. t. p,
6)
7)
Differentiating w. r. t. y,
54 3/4
18*3=54
1/4*3=3/4