Question

A bag contain black,grey and white beads

A bead is picked at random from this bag without looking

a) Write down the probability of not picking a black bead

b) Write down the probability that the bead is black or white

Pls Answer I Will Mark You As Branliest​

Answer 1

Step-by-step explanation:

a) n(s) =3

n(f) =2

p(f) =n(f) /n(s)

2/3

b) n(s) =3

n(f) =2

p(f) =n(f) /n(s)

2/3

Answer 2

Answer:

P(not picking black bead)=2/3 X Total no. of beads

P(beed is black or white)=2/3 X Total no. of beads