The average of 05 numbers is 30. If average of first 3 numbers
is 28 and average of last 3 numbers is 33. Find the third number
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Answer:
25
Step-by-step explanation:
Sum of 6 numbers =60×30=180
Sum of first 4 numbers =4×25=100
Sum of last 3 numbers =3×35=105
∴ Fourth number =(100+105)−180
=205−180
=25
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