Answer:
The shop keeper made 15.75$ in an hour.
Step-by-step explanation:
Minus 129.75-145.50
£15.75
£145.50 - £129.75
no they dont form a Pythagorean triple
a2 + b2 = c2
402 seconds
She drove 12 hours
5+4+3=12
Id say its option 3.