Lori downloaded all the pictures she took at Rita’s wedding into a single computer folder. She took 86 of the 134 pictures with her camera and the remainder of them with her cell phone. Of the pictures Lori took with her cell phone, one out of every five was blurry.

To the nearest whole percent, what is the probability that when she opens a random picture from the computer folder, it will be a blurry picture she took with her cell phone?

7%
13%
31%
56%

Respuesta :

7%

total- 134
pictures in camera roll- 86
134-86=48
1/5 • 48/134 =0.0716
0.0716•100=7.16
when rounded you get 7%

The probability that when she opens a random picture from the computer folder, it will be a blurry picture she took with her cell phone is 7%.

What is probability?

Probability is the likelihood or tendency that something will occur.

Probablility of blurry picture=(134-86)×0.2/134

Probablility of blurry picture=48×0.2/134

Probablility of blurry picture=9.6/134×100

Probablility of blurry picture=7.16

Probablility of blurry picture=7% (Approximately)


Thus, the probability that when she opens a random picture from the computer folder, it will be a blurry picture she took with her cell phone is 7%.

Learn more about probability here:https://brainly.com/question/24756209