Brenda and sally run in opposite directions on a circular track, starting at diametrically opposite points. they first meet after brenda has run 100 meters. they next meet after sally has run 150 meters past their first meeting point. each girl runs at a constant speed. what is the length of the track in meters?

I believe the answer is 80 meters.

Note: I am not sure how to explain this so that it makes sense.

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

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step-by-step explanation: