Afamily paid $142.80,which included $6.80 in taxes, for 4 play tickets. each ticket costs the same amount. how much did each person's ticket cost before tax was added?

a: $9.50
b: $12.00
c: $34.00
d: $35.70

In the diagram of circle o, what is the measure of zabc?

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

Afitness center has 2 membership plans one has a low dollar sign up fee of 15 dollars and costs 38 dollars per month to join. a second plan has a higher sign up fee of 78 dollars but a lower monthly fee of 31 dollars for what number of days of the month is the coat the same