The football and soccer teams at juans middle school are selling movie tickets. he wants to determine the average number of tickets sold at the school. first he surveyed eight random players on tge football team. then he surveyed every third athlete on the football and soccer team. which sampling technique should produce a more representative sample

This doesn’t make sense to me it’s supposed to be lcm ( least common multiple )

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld