At the movie theatre, child admission is 5.20 and adult admission is 8.30 . on thursday, three times as many adult tickets as child tickets were sold, for a total sales of 752.50 . how many child tickets were sold that day?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

An isosceles trapezoid with a perimeter of 42 inches. each of the congruent non parallel sides is 5 inches long, and the trapezoid is 3 inches tall. how long are the two parallel sides? a. 10 in, 22 in b. 16 in, 16 in c. 10 in, 16 in d. 12 in, 20 in

On monday, the water was shut off 3 times for 1/4 hours, 2/3 hours, and 1-3/4 hours, respectively. what was the tireless number of hours the water was off?