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Saturday, 31 October

JEE Main 2022 · MathsNumerical answerNumerical valueHardMulti-step

JEE Main 29 July 2022, Shift 1, Maths Q29

Question 29 of 90 in this shift, Maths question 29 of 30, Section B.

Let S={4,6,9}S = \{4, 6, 9\} and T={9,10,11,…,1000}T = \{9, 10, 11, \ldots, 1000\}. If A={a1+a2+…+ak:k∈N, a1,a2,a3,…,ak∈S}A = \{a_1 + a_2 + \ldots + a_k : k \in \mathbf{N},\ a_1, a_2, a_3, \ldots, a_k \in S\}, then the sum of all the elements in the set T−AT - A is equal to __________.

Official answer

11

NTA final key.

Topic
No close match in our taxonomy
Idea tested
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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.