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Q10)In a box of 25 switches, 13 are round and the rest are squared. What is the probability of randomly selecting a switch that is squared?



Q11) Oak trees shade 30% of the Fitzgerald’s’ backyard. What is the probability that someone standing at a random point in the backyard will NOT be in the shade?

Marble drawing experiment
Color Times Drawn
Pink 12
Green 10
Blue 16
Yellow 12
Q12. A marble is drawn from a bag and then its color is recorded in the table
a) Find the experimental probability of drawing a blue marble

b) Find the experimental probability of drawing a pink or a yellow marble

c) Find the experimental probability of drawing not a green marble

Q13) Two 1–6 number cubes are rolled—one is black and one is white. Find the following probabilities.
a) Rolling an odd number and then the number 5.

b) The black cube shows a multiple 3 and the product of the rolls is less than or equal to 6.

c) The white cube shows an even number, and the sum is 8.


Q14). A bag contains 10 blue cubes, 15 red cubes, and 25 green cubes. Find each probability.

a) A green cube and then a blue cube are chosen at random with replacement.




b) A red cube and then a blue cube are chosen at random without replacement





c) Two cubes of the same color without replacement

1 Answer

4 votes
Probably 1 if I had to guess
User Chuve
by
3.8k points