JEE Mains 04-Sep-2020 Shift 2 Solved Paper

Section: Mathematics

Question : 52 of 75

Marks: +1, -0

Let

i=1

Xi=

i=1

Yi=T, where each Xi contains 10elements and each Yi contains 5 elements. Ifeach element of the set T is an element ofexactly 20 of sets Xi 's and exactly 6 of sets Yi′s then n is equal to :

[4 Sep 2020 Shift 2]

Validate

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