1/4 of the sum 18 and 6

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3

How many zeros does this polynomial function, y=(x-8)(x+3)^2

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.