A real number between

0

and

10

will be picked according to the probability distribution shown in the figure. Regions under the curve are labeled with

A

,

B

,

C

, and

D

. The area of each region is shown in the table.

A

B

C

D

0

1

2

3

4

5

6

7

8

9

10

11

x

Region	Area
A	0.10
B	0.40
C	0.30
D	0.20

Use the figure and the table to answer the parts below.

(a) Find the probability that a real number between

2

and

7

is picked.

(b) Find the probability that a real number between

5

and

10

is picked