First you had to remove parenthesis first.

Multiply by the numbers.

Final answer 



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-Charlie
Answer:
their down payment is 30%
Step-by-step explanation:
No, 5/8 is not bigger than 9/10
You have to divide 20and 4 which your answer would be 5
Answer:
She is not correct, the claim is wrong
Step-by-step explanation:
Here, we want to check if a claim
made is correct
We can represent the exponential function as;
y = I( 1 - r)^t
So in this case;
1 - r = 0.72
r = 1 - 0.72
r = 0.28
This is same as 28%
So what this mean is that we expect a decrease of 28% per day
There are 24 hours on a day
So the decrease per hour will be 28%/24 = 1.167%
So as we can see the claim is wrong