Answer:
a) (Assuming it's
) he result is 1.
b) Smallest amount is $60,000. Total amount is $300,000.
Explanation:
a) Let's do!

b) Let's have the proportion 2:3:5, then the paid amounts were
2x, 3x and 5x (total amount 10x)
The largest amount: 5x = $150,000
Then x = $30,000
i) The smallest amount is 2x = $60,000
ii) The total amount is 10x = $300,000