# math (algebra 1)

posted by .

Determine the probability of rolling a sum of 9 or an odd number with two
number cubes.

• math (algebra 1) -

9 = (5,4)(4,5)(3,6)(6,3)

P(9) = 4/36

P(odd) = P(3) + P(5) + P(7) + P(9) + P(11)

Note that P(9) is included in P(odd).

## Similar Questions

1. ### Math

if you roll a pair of fair six-sided number cubes, what is the probability of rolling two numbers whose sum is 2?
2. ### geometry

Jake rolls two standard number cubes. Find the probability that the sum of the roll is 10, given that both cubes rolled odd numbers.
3. ### Algebra 2

What is the theoretical probability of rolling a sum of 6 on one roll of two standard number cubes?
4. ### Math

An experiment consists of rolling two fair number cubes. What is the probability that the sum of the two numbers will be 4?

Dennis will roll two number cubes once. Each cube is labeled 1 to 6. What is the probability that the sum of the cubes will be an odd number?
6. ### Algebra 1

Can someone please help me understand this. This is not graded or anything I just want to know how to do this. - Chloe rolls two-sided number cubes and adds the numbers showing on the cubes. What is the probability that the sum of …
7. ### Math

Makoto and his friends rolled two fair number cubes 500 times and recorded the sum of the numbers shown on the cubes each time.On 42 of the trials the sum was 10.Which of these is most likely the probability that the sum of the numbers …
8. ### Math - Help!

The sample space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6) …
9. ### Math

James and his friends rolled two fair number cubes 500 times and recorded the sum of the numbers shown on the cubes each time.On 42 of the trials the sum was 10.Which of these is most likely the probability that the sum of the numbers …
10. ### math

You roll a number cube twice. Find the probability of the event. Rolling a number less than 2 and then a number more than 6 Rolling an odd number then an even number Rolling a 7 then a 5

More Similar Questions