7 yrds/sec because in the course of two seconds, he runs 14 yrds divide that by 2 to get 7 yrds/sec. you can allo chech with the next time which is 3 seconds more and he goes 21 yards more.
We can see : KM = KL + LM
So : KM = 14 + 3 = 17
So KM = 17
Hope it helps! If it is, Brainliest please!
Answer:
C.
Step-by-step explanation:
I really don't know that sweetly try someone else
