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Here are five number cards. 2. 5 7 8 9 71 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 ...



Here are five number cards. 2. 5 7 8 9 71 One of the cards is removed and the mean-example-1
User Ricko M
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1 Answer

27 votes
27 votes

Answer

card number 2

5+7+8+9=24/4=6

Explanation:

User Marc Hoogvliet
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