Mathematics · Averages

The average of 9 numbers is 72. The difference between the highest and lowest number is 54. If the highest number is excluded, the average of the remaining 8 numbers drops by 3. What is the lowest number?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

136
233
330
442✓

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The average of 9 numbers is 72. The difference between the highest and lowest number is 54. If the highest number is excluded, the average of the remaining 8 numbers drops by 3. What is the lowest number?

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The average of 9 numbers is 72. The difference between the highest and lowest number is 54. If the highest number is excluded, the average of the remaining 8 numbers drops by 3. What is the lowest number?

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