Probability — JEE Main 2019 · 11 Jan, Evening shift · Q4975 · Alror
Probability
JEE Main 2019 · 11 Jan, Evening shift · Q4975
MathematicsMedium75×since 2002Q4975
Let S = {1, 2, . . . . . ., 20}. A subset B of S is said to be "nice", if the sum of the elements of B is 203. Then the probability that a randonly chosen subset of S is "nice" is :