Course Hero Logo

Booklet 5 Problem Solving Level 7 Answers.pdf - Problem...

Course Hero uses AI to attempt to automatically extract content from documents to surface to you and others so you can study better, e.g., in search results, to enrich docs, and more. This preview shows page 1 - 3 out of 8 pages.

Page 1 of 8Booklet 5Problem SolvingBooklet 5ANSWERSThis booklet provides opportunities for students to engage in activities thatrequire them to:investigate;make conjectures;use problem-solving strategies;apply their mathematical understanding;verify solutions;use mathematical language
Page 2 of 8Booklet 51)x - Distance of Uphilly - Distance of Downhillz - Distance Level GroundTotal walking time=6=(x/2+y/6+z/3) + (x/6+y/2+z/3)(This is used for her walking back --- uphill turns to downhill and downhillturns to uphill)6(x/2+y/6+z/3+y/2+x/6+z/3) = 3636=4(x+y+z)===> x+y+z=36/4=9====> She walks 18km in total.2)Volume of the water =Volume of 1/2 of tank = 1/2 100cm * 40cm * 60cm= 120,0001/2 (120,000) = 60,00060,000 = 100 cm * 60 cm * d10 cm = d3)->250m aheadLet x = time for Alex to finishLet t = time for Fred to finishAlexFredThomasdist at x1000m800m600mSpeed1000m/x800m/x600m/xFind the time it will take Fred to finish200m/speed(Fred)=t200m / 800m / x200 * x / 800 = tx/4 = tHow far can Thomas go in that time(Fred was 200 ahead and will go antoher 200)t*speed(Thomas)600m/x * x/4 = 150m in that time400 - 150 = 250mThomas has 200m left to go.

Upload your study docs or become a

Course Hero member to access this document

Upload your study docs or become a

Course Hero member to access this document

End of preview. Want to read all 8 pages?

Upload your study docs or become a

Course Hero member to access this document

Term
Fall
Professor
N/A
Tags
Test, Orders of magnitude

Newly uploaded documents

Show More

Newly uploaded documents

Show More

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture