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JEE MATHEMATICS MCQ: COMBINATIONS

1 Easy

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Application +4 | -1

If

a, b, c

and

d

are odd natural numbers such that

a+b+c+d=20

, the number of values of the ordered quadruplet

(a, b, c, d)

is

View answer and explanation

Correct option: A

165

Option A (165) is correct because it calculates the number of ordered quadruplets of odd natural numbers that sum to 20.

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n