Ajar contains 30 red, 40 blue, and 50 white buttons. you pick one button at random, find the probability that is not white

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Find the multiplicative inverse of 8-12i

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83