On tuesday, 525 people bought tickets to the county fair. tickets cost $7 for adults and $3 for children. the total revenue from ticket sales on tuesday was $2775. the system of equations below represents the number of people and total sales for the county fair on tuesday, where x represents the number of child tickets and y represents the number of adult tickets. how many adult tickets were sold on tuesday? a.340 b.280 c.225 d.300

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

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?