Answer what? This question? Oh, I'm answering it right now. Did you have another question out? Well, I can't see it.
<u>Answer:</u>

<u>Solution:</u>
Given: x=30
To solve: 
On substituting the value of x,

On dividing 30 and 5 we get,

So, the option is 15.
Answer:
1.03
Step-by-step explanation:
Price of phone * 1.03 = Price of phone + Sales tax
Answer:
no
Step-by-step explanation:
5 books are $2.50, mean that 10 books should only be $4.00 not $4.50. Also making the 15 for $6.00 only $5.50. All because 5 books would be $2.50.