Of the 80 house in a development, 50 have a two-car garage, 40 have an in-the-ground swimming pool, and 35 have both a two-car garage and an in-the-ground swimming pool. how many houses in the development have neither a two-car garage nor an in-the-ground swimming pool?
a. 10
b. 15
c. 20
d. 25
e. 30

D. 25

Step-by-step explanation:

Please find the attachment.

We have been given that of the 80 house in a development, 50 have a two-car garage, 40 have an in-the-ground swimming pool, and 35 have both a two-car garage and an in-the-ground swimming pool.

Since 35 have both a two-car garage and an in-the-ground swimming pool, so people, who have only two-car garage would be .

The people, who have only in-the-ground swimming pool would be .

The number of people, who have two car garage and in-the-ground swimming pool only and have both would be .

Therefore, 25 houses in the development have neither a two-car garage nor an in-the-ground swimming pool.

29.5977692753

step-by-step explanation:

6e14 is the answer.