The average age of 32 students is 15 years. If 2 students leave the class, the average age drops to 14.9 years. What is the average age of the 2 students who left?
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The average age of 32 students in a class=15. Sum of all ages of 32 students in a class=32(15)= 480. if 2 students leave that class, average drops to 14.9 . Sum of remaining 30 students =30(14.9)=447.
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1
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15
Step-by-step explanation:
The average age of 32 students in a class=15. Sum of all ages of 32 students in a class=32(15)= 480. if 2 students leave that class, average drops to 14.9 . Sum of remaining 30 students =30(14.9)=447.
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