1 / 1

# If distance is in kilometres and time in hours then speed is in kilometres per hour - PowerPoint PPT Presentation

D= S T. CAREFUL!. !. Distance. Time. How long did the bus journey take if it travelled a total distance of 60 km at an average speed of 40 km/hr. . A racing car travelled at 50 km/hr. What is the distance covered in 6 hours 30mins ? . D. S. T. Speed.

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.

## PowerPoint Slideshow about 'If distance is in kilometres and time in hours then speed is in kilometres per hour' - jana

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.

- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

CAREFUL!

!

Distance

Time

How long did the bus journey

take if it travelled a total distance

of 60 km at an average speed

of 40 km/hr.

A racing car travelled at 50 km/hr.

What is the distance covered

in 6 hours 30mins ?

D

S

T

Speed

Daniel drove from his house

to the Blackpool, a distance

of 135 miles. It took him

2hrs 15mins.

What was his average speed?

Distance Speed Time

If distance is in kilometres and time in hours then speed is in

kilometres per hour

Units MUST be consistent !!

To change minutes to decimal hours

‘divide minutes by 60’

To change decimal time to minutes

‘multiply the decimal part by 60’

2hr 15 minutes to decimal is

3.7 hrs to hours and minutes is

Converting Time

= 2.25 hrs

= 3 hrs 42 mins