Question

Two numbers are chosen from 1 to 5. the probability for the 2 numbers to be consecutive is?
Can we do this by multiplication?
If not why?can u pls explain this.
i will mark u the brainliest if u explain this to me propoperly.

Answer 1

Answer:

The only possible pairs are---

1,2;2,3;3,4; and 4,5.

∴M=4

sample space elements are S=10

therefore, P(E)=

S

M

=

10

4

=

5

2

HOPE IT HELPS YOU