Luke asked Zachary to feed his dog, Shadow, while the Howard family is out of town. Luke gave Zachary 10 1/2 cups of food to feed Shadow over 3 1/2 days. How many cups of food should Zachary give Shadow each day?

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step-by-step explanation:

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.

5: 20

step-by-step explanation: