Answer:
100%
300 students
Step-by-step explanation:
let b = number of students in the school
this equation can be derived = 10% x b = 30
to find b, divide both sides of the equation by 10%
b = 30/0.1 = 300
we want find the total number of students in the school, which is equal to 100%
Answer:
0.36x,
x
Step-by-step explanation:
36/100 = 9/25
Answer:

Step-by-step explanation:
Bag A:
White = 3
Total = 3 White + 2 Red = 5
Prob (white marble from A) = 
Bag B:
White = 6
Total = 6 White + 3 Red = 9
Prob (white marble from B) = 
Prob (white from Bag A and white from Bag B)
= Prob (white marble from A) x Prob (white marble from B)
=
x 
= 