Question
The average age of a group of 40 people is 22 years. If
the age of 5 people is excluded, the average age decreases by 1 year. What is the average age of the 5 excluded people?Solution
Total age of 40 people = 40 × 22 = 880 years Average age of the remaining 35 people = 21 years Total age of 35 people = 35 × 21 = 735 years Age of the 5 excluded people = 880 - 735 = 145 years Average age of the 5 excluded people = 145/5 = 29 years Correct Option: d
What is the main objective of the Deen Dayal Antyodaya Yojana - National Rural Livelihood Mission (DAY-NRLM)? Â
Which of the following ASEAN countries are also part of BIMSTEC?
1.   Myanmar
2.   Malaysia
3.   Thailand
4....
Which of the following district of Rajasthan are least affected by Earthquakes?
Which are the following is/are INCORRECT about the Tri-Services Amphibious Exercise?
1. All three defense forces of India, the Army, the Navy, an...
Which film won the Best Feature Film award at the 69th edition of the National Film Awards?
What is the primary source of energy in an ecosystem?
Which sources of funding are typically available to Self-Help Groups (SHGs)? Â
Which of the following countries is not a part of G 20 grouping of countries?
The stretch between Mumbai to Goa of western coast of India is known as _________.
All acids generate ______ gas on reacting with metals.
Relevant for Exams:
