Answer:
The sales tax that is needed to be paid is $2.295
Explanation:
Given : The price of a pair of shoes is $45.90. The sales-tax rate is 5 percent.
We have to find the sales tax that is needed to be paid.
Consider the given price of shoes as $ 45.90
Since, 5% is sales tax.
So, he pays 5% of 45.90
That is

Thus, The sales tax that is needed to be paid is $2.295.