Answer:
20/25
Step-by-step explanation:
Here, we want to calculate the probability that a student who plays an instrument is in band
The number of students who play instruments are;
25
Amongst this,
20 are in a band
So the probability of having a student who plays instrument and is in a band will be;
20/25 = 4/5
x=-6
2 1/4 x 10 + 22.5
hope this helps with your question.
A. 0.623
Hope it helps you in your learning process.
