+0  
 
0
63
1
avatar+2509 

Help 6

NotSoSmart  Mar 19, 2018
 #1
avatar+86861 
+2

6. Not arithmetic because the difference between terms is not constant

 

 

7.  12th term  =

 

15  - 4 (12 - 1)  =

 

15 - 4(11)  =

 

15  -  44 =

 

-29

 

8.  To find the missing term

 

[ First term + Third term ]  /  2   =

 

[ 20 + 32 ]  / 2

 

52  / 2  =

 

26

 

 

cool cool cool

CPhill  Mar 19, 2018

22 Online Users

avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.