Answer:
You need to add a picture so we can help
Answer:
110.4km
Step-by-step explanation:
1 lap is equal to 4.8
4.8×23=110. 4
(Need someone to confirm)

Your answer is
$130.90
Note: We multiply by 70/100 because of the 30% discount. 100 - 30 = 70. So we have to multiply by 70%.
Also, we multiply by 105/100 because there is 5% tax. The tax means that we have to pay more which means 100 + 5 = 105.
Hope this helped :D

Step 1:

Step 2:

On comparing values we get:
Taking:

n-5=0
n=5✓
or
Taking:

n-4=1
n=5✓