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The average of five results is 46 and that of the first four is 45. The fifth result is:

Option 1)

1

Option 2)

10

Option 3)

12.5

Option 4)

50

Option 5)

-

Answers (1)

best_answer

Sum of 5 results $= 46\ast 5= 230$

Sum of the first 4 $= 4\ast 45= 180$

Fifth Number $= 230-180 = 50$

Posted by

rishi.raj

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