Ohh wow nice, do your own work lazy person
Answer:
7/20
Step-by-step explanation:
Seventh grade: Total = 3 + 7 = 10
Number of boys = 7 boys
Probability of a boy being picked = 7/10
Eighth grade: Total 5 + 5 = 10
Number of boys = 5
Probability 5/10 = 1/2
The probability of the correct outcome = 7/10 * 1/2 = 7 / 20
Answer: 7 / 20
Answer:
aye down load the app Socratic
Step-by-step explanation:
just take a picture and it will show you the answers
Literally y is across from 112, so y=112
