Express, in terms of n the probability that a probablility of each counter is taken when a bag counter n counters one is blue and the rest are red

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Which graph has a rate of change of zero