The first thing I would like to help you with is recommend you buy a folder. It will help you keep your work organized and prevent catastrophes like this.
<u>1</u><u /> 12.5 km/h <u>2 </u><u /><u />90 km/h <u>3 </u>It would take about 4.5 seconds. <u>4 </u>40 minutes <u>5 </u>A. 0.2km/m B. 0.5km/m C. 0.3km/m faster