Aussie Maths & Science Teachers: Save your time with SmarterEd
Malcolm leaves his campsite and walks to the lookout.
The diagram shows the routes Malcolm can take and the travel times.
What is the shortest time that Malcolm can get to the lookout?
`28\ text(minutes)` | `29\ text(minutes)` | `30\ text(minutes)` | `31\ text(minutes)` |
|
|
|
|
`29\ text(minutes)`
5 towns are drawn in the diagram below and labelled T1 to T5.
The range of travel times between towns is shown on the diagram.
What is the shortest possible travel time from T1 to T5?
minutes |
`36\ text(minutes)`
`36\ text(minutes)`
`text(Possible routes were:)`
`T1 – T2 – T5`
`= 13 + 26 = 39\ text(mins)`
`T1 – T2 – T4 – T5`
`= 13 + 10 + 14 = 37\ text(mins)`
`T1 – T3 – T4 – T5`
`= 16 + 6 + 14 = 36\ text(mins)`