Hello guys, could you please help me to solve this problem? A student normally needs 15 seconds for a 100m sprint. One day favorable wind conditionshelp her to increase her speed by 2km//h. What is her time now? A) aprx. 13,8 sec. B) aprx. 13,6 sec. C) aprx. 13 sec. D) aprx. 14,2 sec. Could you explain why ?