In a 800 metre race alA defeated B by 15 seconds . A speed was 8 km / hours what was B speed?
Answers
Answered by
1
time taken by A=0.8÷8
=0.1hr
time taken by B=(0.1+0.0041)hr
=0.1041hr
speed of B =0.8÷0.1041
=7.68Km/hours
=0.1hr
time taken by B=(0.1+0.0041)hr
=0.1041hr
speed of B =0.8÷0.1041
=7.68Km/hours
Similar questions