The Amazing Math Race- Answers

Well done to all those keen mathematicians who travelled around the world this week on the Amazing Math Race.
Below are the answers to the problems.
Mrs Carryer will be checking homework books and giving out dojo points and prizes on Monday.

Monday

1.      A plane travels faster                                                 

2.      24 hours              

3.      7 days                  
4.      3 weeks            
5.      24 hours            
6.      1884                   

7.      7 metres            

8.      $9                      

9.      $1                       

10.    9 letters    

Tuesday

1.      5, 4, 3                 

2.      Octagon       

3.      Five                    

4.      None (no corners)    

5.      4                          

6.      204                     

7.      2 hours              

8.      4    

9.      50 people          

10.    5 tens       

Wednesday

1.      9000                            

2.      8                                   

3.      80 minutes                 

4.      Yes                              

5.      10,12,14,16,18           

6.      10 kicks                      

7.      22 kicks                      

8.      7,9,11,13,15                

9.      5 dumplings               

10.    12 dumplings            

Thursday

1.      6500                             

2.      6                                   

3.      120km                         

4.      6, 8                               

5.      8000 metres               

6.      25 metres                   

7.      136 kilograms            

8.      10 warts                      

9.      Warthog                      

10.    15km faster

 

Friday

1.      One third                    

2.      4 koalas                      

3.      Half                              

4.      6 hours                       

5.      12 hops                       

6.      4,000,000                    

7.      18 million more         

8.      1103                             

9.      11                                 

10.    1003