The average of 10 numbers is 40.2. Later it is found that two numbers have been wrongly added. The first one is 18 greater than the actual number and the second number added is 13 instead of 33. Find the correct average-

dsuc.created: 2 years ago | dsuc.updated: 2 weeks ago

dsuc.updated: 2 weeks ago

40.2

40.4

40.6

40.8

বাংলাদেশ ব্যাংক || সহকারী পরিচালক 28-10-2022 গণিত গড় (Average)

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common.best_ans:

According to question,

Sum = (40.2 × 10 - 18 + 33 - 13) = 404

Correct Average = 404/10 = 40.4

2 years ago

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Md. Rashidul Islam

গণিত

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