Answer:
9.5 gallons of gas
Explanation:
Given that:
Each gallon gives 14 miles
Mrs giang wants to travel 133 miles
So
gallons she would need = 133 / 14 miles
gallons she would need = 9.5 gallons
So Mrs.giang will need 9.5 gallons of gas to visit her niece.
i hope it will help you!