A phone company offers two monthly plans. Plan A costs $20 plus an additional $0.07 for each minute of calls. Plan B costs $16 plus an additional $0.11 for each minute of calls.

Find the distance between c and d on the number line c=3 and d=11

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample