There are 30 boys and 35 girls that try out for a chorus. The choir director will select 10 girls and 10 boys from the children trying out. How many ways are there for the choir director to make his selection? A C(35, 10) + C(30, 10) B C(65, 20) C C(35, 10)C(30,10) D P(35, 10) + P(30, 10)

A ballroom dance couple has learned 11 different routines and needs to pick 6 of them to prepare for an upcoming local competition. How many different ways could they choose which dances to prepare?

Which of these is a discrete random variable? None of these options The time it takes for 30 randomly selected student to write an exam. The number of students who wrote an ILC exam yesterday The volume of orange juice in 20 randomly sampled cartons Stop sharing autoproctoru.com is sharing your screen.

There are 10 student clubs on campus. You want to join 3 of them this year. How many ways that you can choose 3 clubs to join out of 10?

In a garden there are 50 flowers. Some have 5 petals, and some have 8 petals. In all, there are 319 petals. How many flowers have 5 petals?