10) In a large bag of marbles, 30% of them are red. A child chooses 4 marbles from this bag. If the child chooses the marbles at random, what is the chance that the child gets exactly three red marbles? A) 0.108 D) 0.265 B) 0.176 C) 0.076 11) The failure rate for taking the bar exam in Philadelphia is 41%. If 375 people take the bar exam, what is the mean for the number of failures? A) 90.7 B) 138.1 153.8 D) 221.3 12) A computer store has 75 printers of which 35 are laser printers and 40 are ink jet printers. If a group of 10 printers is chosen at random from the store, find the mean of the number of ink jet printers. A) 2.5 B) 1.6 C) 5.3 4.7 11) 12) _D 13)

At an investment bank, 75% of the clients have at least 1m in their account.Futhermore suppose that 60%nhave managed accounts. Finally 70% of the clients with at least 1M in account are managed accounts.  What is the probalility that a random selected client has less than a million in his account OR is personally managed. Please answer for LESS THAN a million and a managed account.

A child is building a tower with colored bricks. She has 22 bricks: 6 yellow, 6 blue, 1 green, and 9 red. She selects a brick at random to stack on the tower. Enter all answers as decimals and round to four places.

Answer parts A, B, and C based on the following scenario.  A jar has 20 marbles: 5 green, 7 blue, 8 red. A. What is the probability of randomly choosing a red marble? Answer with a simplified fraction or a percentage rounded to the nearest whole number. B. What is the probability of randomly choosing a red or a green marble? Answer with a simplified fraction or a percentage rounded to the nearest whole number. C. What is the probability of randomly choosing a red and then a green marble (keep the red marble when you choose it)? Answer with a simplified fraction or a percentage rounded to the nearest tenth.