A chef was preparing for an event. The event was scheduled to have 100 guests in attendance. The chef had a rate of preparing meals for 10 guests every 1 and ½ hrs. At this rate, how many hrs. would it take the chef to prepare the meals for the 100 guests that were scheduled to be at the event?

15 hours

Step-by-step explanation:

10 guests - 1.5 hours

1 guest - 1.5 / 10 = 0.15 hours

100 guests - 0.15 x 100 = 15 hours

1. 2

2. 11

3. 5

4. 6

5. 7

6. 5

7. -1

8. 1

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.