A middle school took all of its 6th grade students on a field trip to see a ballet at a theater that has 3600 seats. The students left 63% of the seats in the theater vacant. How many 6th graders went on the trip?

Which math sentence can be used to determine if the triangle is a right triangle?

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?