Answer:
She will save $0.45 if she waits until she get home to buy the bicycle.

Step-by-step explanation:
Given that;
At California the sales tax is 7.5%
And at Ohio the sales tax is 7%
The cost of the bicycle in both states is;

Since the price are the same in both states, the difference is only in the amount paid on the sales tax;

So, the difference in sales tax which is 0.5% is;

Therefore, she will save $0.45 if she waits until she get home to buy the bicycle.
