Answer:
3 hours = 180 minutes.
180 / 30 = 6
22 * 6
He can do 132 problems in 3 hours
pLeSe MaKe Me BrAiNlEsSt
1) 5/9
2) 4/7
3) 3/8
Step-by-step explanation:
3)3/8
might be 3
sub B = (x,y)
midpoint= ( (x-2)/2, (y+2)/2 )
(x-2)/2=1 and (y+2)/2=0
x-2=2 and y+2=0
x=4 and y= -2
B= (4,-2)