jee-main 2019 Q89

jee-main · India · session1_12jan_shift2 Probability Definitions Probability Using Set/Event Algebra

In a class of 60 students, 40 opted for NCC, 30 opted for NSS and 20 opted for both NCC and NSS. If one of these students is selected at random, then the probability that the student selected has opted neither for NCC nor for NSS is :
(1) $\frac { 1 } { 6 }$
(2) $\frac { 5 } { 6 }$
(3) $\frac { 1 } { 3 }$
(4) $\frac { 2 } { 3 }$

In a class of 60 students, 40 opted for NCC, 30 opted for NSS and 20 opted for both NCC and NSS. If one of these students is selected at random, then the probability that the student selected has opted neither for NCC nor for NSS is :\\
(1) $\frac { 1 } { 6 }$\\
(2) $\frac { 5 } { 6 }$\\
(3) $\frac { 1 } { 3 }$\\
(4) $\frac { 2 } { 3 }$

Paper Questions

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