The capacity of a small children’s swimming pool is 107 gallons of water. There are currently 15 gallons of water in the pool. You are filling the pool with water at the rate of 2 gallons per minute. After how many minutes will the pool be full?

the 3rd on is correct

step-by-step explanation:

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step-by-step explanation:

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.