Quantitative Aptitude Ques 1945

Question: The average weight of 9 mangoes increased by 20 g. If one of them weighing 120 g replaced by another, then the weight of new mangoes is

Options:

A) 180 g

B) 200 g

C) 260 g

D) 300 g

Show Answer

Answer:

Correct Answer: D

Solution:

  • Let the average weight be x g. Then, $ 9\times (x+20)=9\times x-120 $ + Weight of new mango

$ \Rightarrow $ $ 9x+180=9x-120+ $ Weight of new mango Weight of new mango $ =180+120=300g $

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