Answer:
The answer would come to be 10 shirts are not white nor yellow, but six are yellow and eight are white,
Step-by-step explanation:
Hey! The drink was $1.15 because $10 minus the cost of the lunch ($7.75), tax (0.47), and what was given back in change (0.63) leaves you with $1.15
Answer:

Step-by-step explanation:

In order to calculate the equivalent discount, consider the principle number is 100,
Then, 100 - 100 * 0.20 = 100 - 20 = 80
Now, 80 - 80 * 0.15 = 80 - 12 = 68
So, Total discount would be: 100 - 68 = 32%
Hope this helps!
The answer should be 19 if you mean 3 to the power of 2. as listed below.