31/7 = 4 3/7.....3/7 is less then 1/2....so the closest integer is 4
Answer:
Step-by-step explanation:
No. Starting out, Maria walks away from home at a constant speed (which we recognize because the graph is at first a straight line). Then she stops for a little while, turns around and heads for home at the same speed as before (positively sloped graph), level graph, negatively sloped graph).
Answer:
60
Step-by-step explanation:
45 x 60/45 = 2700/45
2700/45 = 60
