A large company put out an advertisement in a magazine for a job opening. The first day the magazine was published the company got 90 responses, but the responses
were declining by 10% each day. Assuming the pattern continued, how many total
responses would the company get over the course of the first 19 days after the
magazine was published, to the nearest whole number?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244