Question
The average age of a group of 20 persons is found
to be 25 years. Later it is found that age of two of the persons is calculated as 32 and 64 instead of 87 and 29. Find the correct average age of the group.Solution
Required average = {(20 × 25) – 32 – 64 + 87 + 29}/20 = 26 years
More Average Questions
The first Chairman of Finance commission was
Which substances are primarily responsible for the formation of ground-level ozone (GLO)?
Rajasthan state formation diwas is celebrated every year on?
Which of the following major city is not situated on the bank of river Kaveri?
When was the first National Panchayati Raj Day observed in India?
On 14th December International Herbal fair was organized in
Recently a government scheme in India had concluded a loan agreement with World Bank of an amount of $ 250 million. Name the scheme
The Hemis National Park is located in-
What is the capital of Argentina?
Orphan drugs are used to treat which kind of diseases?
