Since two people take both courses, we can subtract two from 7, 8, and 21, giving us 5, 6, and 19.
Add 5 and 6 together to get 11. Since eleven students are in those two groups, we can answer this. The answer will be 11/19.
Answer:
180 miles
Step-by-step explanation:
Distance = speed x time
45 x 4 =180miles
I need help on that as well
Answer:
So x changes by 10 and the you do 25-6.25
then y/x =1.875x
