a high school marching band has 24% seniors 22% Juniors 28% sophomores and 26% freshmen. what is the probability of a randomly-c

Question

4 years ago

11

hosen student being either a sophomore or a junior?

2 answers:

Anettt [7] · Answer 1 · 2021-11-23T18:08:56+03:00

Anettt [7]4 years ago

8 0

Answer: 50

Step-by-step explanation:

Add 22% and 28% to get the probability of how many juniors and sophomores.

olga nikolaevna [1] · Answer 2 · 2021-11-23T20:12:24+03:00

Answer:

50%

Step-by-step explanation:

24 seniors, 22 junior, 28 sophomores, 26 freshmen = 100

P(sophomore or junior) = sophomore or junior)/ total

= 28+22/ 100

= 50/100

= 50%