Part a: 21 dollars because you multiply .40 with 5 and get 6. you add the 6 to the 15 and get 21.
part b: 30.21 because you multiply 38 by .25 and get the answer for that and then subtract that number from 38. then you multiply 0.06 by 38 and when u get that number, add that to the discounted price.
Answer: see attachment
<u>Step-by-step explanation:</u>
Given: cos 330 = √3/2
Prove that tan (165) = √3 - 2
T shirt would be $3.60
The hat is $90
This does not make sense, but with the logic, it would be B. Please comment to clarify so I can make changes if needed.
ANSWER: B
Answer:
The correct answer is: Option 1: $19.50
Step-by-step explanation:
Simple interest is given by the formula:

Here
P is the principal amount
r is the interest rate
and t is the time in years
Given
P = 300
r = 6 1/2 = 6.5%
t = 1
Putting the values in the formula, we get

The simple interest paid to the nearest cent is 19.50 dollars.
Hence,
The correct answer is: Option 1: $19.50