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https://vle.mathswatch.co.uk/images/questions/question1858.png

 

thank u 

 Jun 8, 2020
 #3
avatar+753 
+12

a)30

because there are 6 ways which are 25,30,35,40,45,50 and each of them have 5 people so we get 5*6=30

 Jun 8, 2020
 #6
avatar+753 
+12

hold on to the text that rabbit317 did and you will see what she said

 Jun 8, 2020
 #7
avatar+906 
0

idk where are the other answers?


I posted at least 1 and I can't see any in my answers, they are supposed to be marked as "invisible to normal users".

 

Huh.


Maybe it was because of the new update.

hugomimihu  Jun 8, 2020
 #20
avatar+753 
+12

Wow that is a lot of chats

 Jun 8, 2020

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