Answer:
price of gas is $ 3.74 today .
Step-by-step explanation:
A week ago the price of gas was $ 3.40
And it was reported that price of gas is increased by 10 % in the past week.
So the present value of gas = [tex](\frac{10}{100} *3.40) + 3.40[/tex] = 0.34 + 3.40 = $ 3.74 .
So the price of gas is $ 3.74 today .