Answer:
D. 0.75km
Explanation:
first, we have to convert km/h to m/s ( as time is given seconds)
90*1000/3600= 25m/s
cheetah can travel 25 m in 1 sec. therefore, distance it covers in 30 seconds.
25*30/1= 750 meters
in kilometres= 750/1000= 0.75 km
Answer- D. 0.75 km
