Two friends leave their houses at the same time and run across town towards each other. The first friend runs at a speed of 8 miles per hour. The second friend runs at a speed of 7 miles per hour. If they left at 6 p. m. and their houses are 20 miles apart, at what time will they meet?

They will meet at 7:17

Step-by-step explanation:

The second friend is slower so by the time she gets there the first friend will already be there. Therefore, since 60 divided by 7 simplified is 8 multiplied by 2 adds 17 minutes to that hour.

last one.

step-by-step explanation:

last one.

generally speaking, the others follow some sort of pattern that correlates to either linear (looks like a straight line) or sinusoidal (looks like an s).

the last one is just a random cloud of points that doesn't correlate to any particular known order.

1/4 because there is 4 grades.