43. A and B have an average rate of walking of 3m/s and 2m/s, respectively. If they leave the same
point to opposite directions, about how many seconds have elapsed if they are 250m apart?
A. 50 seconds
B. 60 seconds
C. 70 seconds
D. 80 seconds
point to opposite directions, about how many seconds have elapsed if they are 250m apart?
A. 50 seconds
B. 60 seconds
C. 70 seconds
D. 80 seconds
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Answer:
A. 50 Seconds
Step-by-step explanation: 3m/s + 2m/s= 5m/s then divided by 250 m ( cancel the same unit ) So, the answer is 50 seconds.