72.4k views
5 votes
Here are five number cards.

2
5
7
8.
CO
One of the cards is removed and the mean average
of the remaining four number cards is 6
+
Which card was removed?
You must show your working.
+
Note: Please make sure your final answer says card ...
EC
brate Geb

Here are five number cards. 2 5 7 8. CO One of the cards is removed and the mean average-example-1

2 Answers

2 votes

Answer:

um I think that it could be 7 are 2

User Svenja
by
6.3k points
6 votes
2 + 5 + 8 + 9 = 24
24/4 = 6
Card 7 was removed
User Ela Dute
by
5.3k points