NDA MATHEMATICS QUIZ - 14

Attempt now to get your rank among 1 students!

Question 1:

If $U$ the universal set where X $\cup$ Y $\cup$ Z = $U$ then $[(X-Y) \cup(Y-Z) \cup(Z-X)]^{\prime}$

is equivalent to -

Question 2:

Let $X$ and $Y$ be two non empty subsets of $a$

set $U$ such that X is not a subset of Y, then

Question 3:

In a class of 180 students; the following data shows the number of students opting one or more than one subjects. Mathematics 120, physics 75 and chemistry 60, mathematics and physics 35, Maths and chemistry 32 physics and chemistry 25, Mathematics,  physics and chemistry 18. How many students have offered Mathematics alone?

Question 4:

If A and B be two sets where A' denotes complement of A then B $\cup$ (A$\cup$B)' is equal to -

Question 5:

In a survey it was found that 65% of the people watched sports channel and 73% watched News channel. If $x$ % of the people did watch both the channels then-

Question 6:

If X = {a,b,c,d}, Y = {b,d,f} then the number of elements of  set Z satisfying X $\cap$ Y $\subseteq$ Z $\subseteq$ X $\cup$ Y is:

Question 7:

In a class of 110 students 65 students passed in English and 57 students passed in Hindi . then the number of students who passed only in English is-

Question 8:

In certain locality of 900 people 480 persons read Hindi News paper and 320 persons read english News paper and 180 read both. Then the number of persons who read neither is -

Question 9:

In a class of 80 students 40 students take Tea, 16 students take Coffee, , 11 students take cold drinks while 8 students take both Tea and Coffee , 6 students take Coffee and cold drinks, 2 students take tea and cold drinks, one student took all the three beverages. Then the number of students who did not take any of the beverages is -

Question 10:

If ${X}/{Y}$ = {p,q} ${Y}/{X}$ = {r,s} ; $X \cap Y$ = {l,m}  then Y equals.