Answer:
Option D,$25 million is the correct answer.
Step-by-step explanation:
The net investment formula can be used to compute gross investment by changing the subject of the formula as shown below:
Net investment = gross investment minus depreciation
Net investment =Closing capital stock minus opening capital stock
closing capital stock is $105 million
opening capital stock is $100 million
net investment=$105 million-$100 million=$5 million
Gross investment is unknown
depreciation=opening capital stock* depreciation %
depreciation=$100 million*20%
=$20 million
$5 million=gross investment-$20 million
gross investment =$5 million+$20 million
gross investment =$25 million