Respuesta :
Given:
95 pink rubber bands
90 brown rubber bands
185 rubber bands in all.
Probability of pink : 95/185 ⇒ 19/37
 95 ÷ 5 = 19
185 ÷ 5 = 37
Probability of brown : 90/185 ⇒ 18/37
  90 ÷ 5 = 18
185 ÷ 5 = 37
95 pink rubber bands
90 brown rubber bands
185 rubber bands in all.
Probability of pink : 95/185 ⇒ 19/37
 95 ÷ 5 = 19
185 ÷ 5 = 37
Probability of brown : 90/185 ⇒ 18/37
  90 ÷ 5 = 18
185 ÷ 5 = 37
Answer:
Step-by-step explanation:
It is given that A box contains 95 pink rubber bands and 90 brown rubber bands.
Then, the number of pink rubber bands=95,
Number of brown rubber bands=90 and
the total number of rubber bands=95+90=185.
Now, (A) The theoretical probability of selecting a pink rubber band is given as:
[tex]P(Pink band)=\frac{Number of pink bands}{total number of bands}[/tex]
[tex]P(pink bands)=\frac{95}{185}=\frac{19}{37}[/tex]
which is the required probability in simplest form.
(B) The theoretical probability of selecting a brown rubber band is given as:
[tex]P(Brown band)=\frac{Number of brown bands}{total number of bands}[/tex]
[tex]P(Brown bands)=\frac{90}{185}=\frac{18}{37}[/tex].
which is the required probability in simplest form.