Answer:
Step-by-step explanation:
1)3/5
2)0.4
3)0.04
4)94/100 or 47/50
5)1-(0.4+0.35)=0.25->probality of taking a blue ball
0.35+0.25=0.6->probality of taking blue/red ball
6)a)0.01+0.03=0.04
b)1-0.01=0.99
7)a)0.5 b)0.3
8) a-i)0.3+0.25+0.2+0.2+0.1=1.05 probality should be <1
ii)0.05
b)0.45
ii)0.75
iii)0.2