Answer:
B) $400
Explanation:
Premium = $280
Expense Ratio = 30%
As we know:
Gross Rate = Premium rate + Expense rate
100% = Premium rate + 30%
Premium rate = 100% - 30%
Premium rate = 70%
Gross amount = ( Premium / Premium rate ) x 100%
Gross amount = ( $280 / 70% ) x 100%
Gross amount = 4 x 100%
Gross amount = $400
So, the correct answer is B) $400