Question

A box contains 3 red pencils, 4 blue pencils, 2 green pencils, and 1 regular pencil.

7. P(blue)
8. P(red or regular)
10. If there is a similar box of pencils with 250 total pencils inside, how many would you expect to be blue? Please include workout.

Answer 1

100

Explanation:

add all the number together 3 + 4 + 2 +1=10

250/10=25

then times 25 with the 4 number at the top

25 times 4 =100

so there is 100 blue pencils