There is a total of 10 marbles, of which 5 marbles are red.

Therefore the second choice is the correct answer.
In the question you have 5 minutes and 5 widget and 5 machines so you it would take 300 minutes to make 300 widget with 300 Machi es
Answer:
(a) 0.675
(b) 0.3
Step-by-step explanation:
(Probability of functional red)
(Probability of non-functional red)
(Probability of functional green)
(Probability of non-functional green)
(a) The probability the board is functional is the probability that the red and the green resistors are functional.

(b) The probability that exactly one of the resistors chosen is functional is the probability that either red is functional and green is not or green is functional and red is not.



Answer:
5%
Step-by-step explanation:
820 - 779 = 41. 41/820 = 0.05. 0.05 = 5%
About 25 animals were going towards the river