The following table provides a frequency distribution for the number of rooms in thiscountry's housing units. The frequencies are in thousands.

Rooms No. of units

1 567

2 1,418

3 10,929

4 23,306

5 27,953

6 24,625

7 14,656

8+ 17,211

A = event that the unit has at most 4 rooms

B = event that the unit has at least 2 rooms

C = event that the unit has between 5 and 7rooms, inclusive

D = event that the unit has more than 7 rooms

a. Determine the number of outcomes(housing units) that constitute the event (notA).

The number of housing units in event (notA) is?

.

b. Determine the number of outcomes(housing units) that constitute the event (A&B).

The number of housing units in event (A&B) is?

.

c. Determine the number of outcomes(housing units) that constitute the event (CorD).

The number of housing units in event (CorD) is?

.