Sasha wrote each of the numbers 21 through 40 on a different index card. She randomly pick one card. A is the event of picking a number that is divisible by three. B is the event of picking a prime number

1 1/4 hours

step-by-step explanation:

2/4 + 2/4 + 1/4 = 5/4 or 1 1/4

answer: you need to organize this better it does not make sense.

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.