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Saturday, 31 October

JEE Main 2022 · MathsMultiple choiceSingle correctMediumMulti-step

JEE Main 30 July 2022, Shift 2, Maths Q78

Question 78 of 90 in this shift, Maths question 18 of 30, Section A.

If the mean and median of the data
xx0 - 1010 - 2020 - 3030 - 4040 - 50
ff362xxyy∑f=20\sum f = 20
are equal, then xy2xy^2 is equal to
  1. (1)54Official answer
  2. (2)80
  3. (3)100
  4. (4)108

Official answer

Option 1

NTA final key.

Chapter
Statistics
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.