-2/2 = -1/1 = -1
Therefore, the absolute value of -2/2 is -1.
Answer:
D
Step-by-step explanation:
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Let's give some distances
100 up 100 flat 100 down meters
then return 100 up 100 flat 100 down
time required (distance/rate = time ) 200/100 + 200/120 + 200 / 150 = 5 hr
distance 600
distance / time = average speed = 600/5 = 120 m/s
