Question

Probability question
A red number cube and a white number cube are rolled. Find the probability that the red number cube shows a 2, given that the sum showing on the two number cubes is less than or equal to 5.

Answer 1

list all the pairs that have the sum of less than or equal 5

Answer 2

1, 1; 2,1; 3, 1; 4,1; 2,2; 2,3

Answer 3

there are more than that

Answer 4

1+1
1+2
1+3
1+4
2+1
2+2
2+3
3+1
3+2
4+1

Answer 5

of those, how many has a red 2 ?

Answer 6

3

Answer 7

right. So what is the answer?

Answer 8

3/10?

Answer 9

bingo

Answer 10

thanks bunches :)