The total cost after the offer and with the tax = $66.15
Explanation:
Regular price of the scooter= $70
Offer = 10%
= 70 x 10/100
= $7
Price after the offer = 70-7
= $63
Tax = 5%
Tax = 63 x 5/100
= $3.15
Total cost = 63 + 3.15
= $66.15
The total cost after the offer and with the tax = $66.15