Answer:
$1800 at 9% and $1000 at 6%
Step-by-step explanation:
Not needed
Answer:
x
Step-by-step explanation:
Answer:
Proper Subsets = 1023
Step-by-step explanation:
Given
Required
Determine the proper subsets
Proper Subset (P) is calculated using;

Where

In this case;

So:




Hence;
<em>Proper Subsets = 1023</em>