Abag contains 50 marbles, 10 of which are blue, 8 are red, 20 are green, and 12 are purple. marcie takes a marble out of the bag, records the color, and returns it to the bag. how many red marbles should she expect after 500 trials?

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Which expression is equivalent to 5r674 pression is equivalent to see lo 5r614) 4r322,4 ) 5 ( 2 5t5 |

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

3x + 4y = 5 x- 3y = -7 solve by substitution