SOLUTION: Two planes flew in opposite directions, the average speed of plane A is 332 km/hr, while plane B travels at an average speed of 298 km/hr, my question is that, how many kilometers

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Question 490197: Two planes flew in opposite directions, the average speed of plane A is 332 km/hr, while plane B travels at an average speed of 298 km/hr, my question is that, how many kilometers apart will they be after 30 minutes?
Answer by mananth(16949) About Me  (Show Source):
You can put this solution on YOUR website!
add the speeds since they are in opposite directions
d= speed * time
d= (332+298)*1/2