A family built a house in a beach resort area. In 1990, the house was 430 ft from the water. With erosion, the house was 400 ft from the water in 2000.

In what year will the house be only 250 ft from the water?

a.

1990

c.

2015

b.

2004

d.

2050

Question

Mathematics

Ozzy

21 December, 06:16

A family built a house in a beach resort area. In 1990, the house was 430 ft from the water. With erosion, the house was 400 ft from the water in 2000.

In what year will the house be only 250 ft from the water?

a.

1990

c.

2015

b.

2004

d.

2050

+3

Answers (1)

Know the Answer?

Buckley · Answer 1

Let of decrease = (430 - 400) / 10 = 30/10 = 3

Number of years from 2000 it took the house to get to 250 ft = (400 - 250) / 3 = 150/3 = 50

Required year is 2050.

A family built a house in a beach resort area. In 1990, the house was 430 ft from the water. With erosion, the house was 400 ft from the water in 2000.In what year will the house be only 250 ft from the water?a.1990c.2015b.2004d.2050

A family built a house in a beach resort area. In 1990, the house was 430 ft from the water. With erosion, the house was 400 ft from the water in 2000.

In what year will the house be only 250 ft from the water?

a.

1990

c.

2015

b.

2004

d.

2050