The following chips are placed in a bucket: 5 red, 3 yellow, 4 blue, and 1 green. one chip is randomly selected from the bucket. how often will a blue chip be selected?
4 out of 13
4 out of 8
1 out of 13
4 out of 9

How to determine whether two known pairs of points are on the same line.

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Anyone know? is appreciated! will mark brainliest if correct!