ExamPlay Light Logo
登入

Mathematics for IGCSE & O level - Rates (Section 1 - No. 47)

A bus travels at 5 m/s on average. What is the speed in kilometers per hour?
15 km/h
18 km/h
20 km/h
25 km/h

解释

5 m/s * (3600 s/hour) / (1000 m/km) = 18 km/h

评论 (0)

登录发表评论
广告
BrainBehindX Inc Logo
©2026; 供电 BrainBehindX Inc