Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#1 2007-11-15 05:50:30

austin81
Member
Registered: 2005-03-21
Posts: 39

Problems leading to Simultaneous equations

I have a problem bringing out the equations here

It t akes a student 12minutes to et to the  class from the sporting groung if she waks at 1.5m/s and runs at 3m/s. Had she walked half as far, she should have taken 8minutes. Find the di stance between the school  and the classroom.
Pls can i have some help?Thanks in advance

Offline

#2 2007-11-15 09:48:58

JaneFairfax
Member
Registered: 2007-02-23
Posts: 6,868

Re: Problems leading to Simultaneous equations

If she had walked all the way (without running at all), she would have taken 16 minutes, or 16 × 60 = 960 seconds. Hence the distance between the sports ground and the classroom is 1.5 × 960 = 1440 metres.

Offline

Board footer

Powered by FluxBB