Answer:
48 years old and Devaughn is 41
Step-by-step explanation:
math
3 times Mike's amount = 3h
mid point formula = (x1+x2/2 , y1+y2/2)
hence putt the values we get,
mid point = ( -1+3/2 , 7-2/2)
= (1 , 2.5)