Caitlin, her spouse, and her mother jointly purchased an estate for $420,000. Their individual investments in the estate were in the ratio of 2 : 6 : 6, respectively.

Question

Caitlin, her spouse, and her mother jointly purchased an estate for $420,000. Their individual investments in the estate were in the ratio of 2 : 6 : 6, respectively.

a. Calculate how much each person invested.

Caitlin's Investment: 

Spouse's Investment: 

Mother's Investment: 

b. Each of them decided to invest an additional $40,000 to develop the estate into a small family resort. Calculate their new investment ratio after the additional investment. Express the ratio in its lowest terms.

Caitlin's Investment: 

Spouse's Investment: 

Mother's Investment: 

Answer 1

$420,000

2:6:6

1:3:3

Caitlin invested 1/7 of $420,00 = $60,000

Spouse's investment = 3/7 of $420,00 = $180,000

Mother's investment = 3/7 of $420,00 = $180,000

with an additional $40,000 each

they invested 100K, 220K, 220K

100:220:220

10:22:22

5:11:11