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If anybody can help me pls do the average of 5 numbers is 64. When a sixth number is added, the average becomes 66. What is the sixth number?​
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If anybody can help me pls do

the average of 5 numbers is 64. When a sixth number is added, the average becomes 66. What is the sixth number?​

User Pilat
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6.2k points

1 Answer

6 votes

Explanation:

5x64=32066=(320+x} 666x6={320+x)396=320+x=396-320

User MilleB
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6.9k points
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