Help me please I will give brainliest. Karris ran eight eighteenths of a kilometer and cycled nine eighteenths kilometers in a race. How many kilometers was the race in all?

(A ) 1 kilometer

(B ) seventeen thirty sixths kilometer

(C ) one eighteenths kilometer

(D ) seventeen eighteenths kilometer

D

Step-by-step explanation:

Race through running: 8/18th's

Race through cycling: 9/18th's

Total race covered is: 17/18th's

10.416 meters per second

step-by-step explanation:

distance=1 00 meters

time= 9.6 seconds in decimal form or 9 3/5 as a mixed number

average speed= 100/9.6

=10.416 meters per second or 10 52/125 as a mixed number.