Raj and Leonard go to dinner at the Cheesecake Factory. They spend $56.25. They want to leave their server, Penny, a 20% tip. How much should they leave as a TIP? Round to the
nearest cent if necessary. (Please answer!)

11.25

Step-by-step explanation:

20% is 1/5 so decide by 5

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.

you should talk someone who owns the website about it. you did not deserve to have all that hard work and time taken away. id watch videos of little puppies to cool you down, and maybe some nacho cheese doritos.