41How far does a cyclist travel in 20 minutes at a speed of 45 km/hr?A9 kmB7 kmC30 kmD15 kmView AnswerDiscussWorkspaceReportSaveEasy
42A car travels from A to B at 15 km/hr and returns from B to A at 30 km/hr. What is the average speed for the whole journey?A23 km/hrB28 km/hrC20 km/hrD21 km/hrView AnswerDiscussWorkspaceReportSaveMedium
43Express a speed of 15 m/s in km/hr.A72 km/hrB4 km/hrC27 km/hrD54 km/hrView AnswerDiscussWorkspaceReportSaveEasy
44Express a speed of 95 m/s in km/hr.A342 km/hrB171 km/hrC26 km/hrD360 km/hrView AnswerDiscussWorkspaceReportSaveEasy
45How far does a cyclist travel in 36 minutes at a speed of 45 km/hr?A27 kmB35 kmC16 kmD54 kmView AnswerDiscussWorkspaceReportSaveEasy