Answer:
315 m/s = 1134 km/h
Step-by-step explanation:
Multiply the speed value by 3.6
315 x 3.6 = 1134
She nee to save $60 more so she can buy a new bike
I am not for sure how to do this just yet when I figher it out I will try to help you.<span />
Multiple 6 with 3 and 1 with 2
2/18 = 19