Question
The average weight of 16 people in a group is 75 kg. If
the heaviest person who weighs 95 kg is replaced by a new person, and the average weight of the group drops to 73 kg, what is the weight of the new person?Solution
Total weight of 16 people = 16 × 75 = 1200 kg. Let the weight of the new person be y kg. Removing the heaviest person (95 kg) and adding the new person: New total weight = 1200 - 95 + y New average weight with the new person is 73 kg 1200 - 95 + y = 73 × 16             1200 - 95 + y = 1168 y = 1168 - 1105 y = 63 = 63 kg
An irrigation project is called as medium irrigation project when CCA is
Association of fungi with roots of higher plants is known as:
Movement of plant towards sunlight is known as
Which of the following parameter is incorrectly matched with measured device?
Maximum amount in oilseeds are produced in which state in India?
Under which government scheme does the Sub-Mission on Agroforestry (SMAF) fall?
TMO (Technology Mission on Oilseeds) which leads to yellow revolution in India occurred in which year?Â
Tikka disease of groundnut spreads fast under the conditions of:
Which one of the following is an example of restorative crops?
How many Agro-ecological regions are there in India according to ICAR?
Relevant for Exams:
