Just wondering if the answer for 1.11.1 in 'Moving About' is wrong in the Dot Point Physics book. It's a simple question and I've used four different types of equations, and keep getting the answer 550m. However, the answer says it's 390 and I'm not so sure they're right... Could someone please...
Re: Really easy question but answers wrong? From: Dot Point Preliminary Physics 1.5.5
Thanks for the replies and help! So it is 60kph (for average speed).. answers are wrong, yeh?
And sorry, I actually mistyped the question as I was copying onto here because I was in a bit of a rush lol
The question is:
"A car takes 2.5 hours to travel along the 150 km road from X and Y as shown in the diagram at a constant speed of 60kph. X and Y are 120km apart." The diagram is just X and Y apart with a curvy line connecting them to show the road.
The question 1.5.5(c) is: "Calculate the...