Find the probability. an irs auditor randomly selects 3 tax returns (without replacement) from 47 returns of which 5 contain errors. what is the probability that she selects none of those containing errors?

a. 0.0012

b. 0.0006

c. 0.708

d. 0.7136

Which equation represents the partial sum of the geometric series?

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250