1
GATE CSE 2018
MCQ (Single Correct Answer)
+2
-0.6
If $$pqr \ne 0$$ and $${p^{ - x}} = {1 \over q},{q^{ - y}} = {1 \over r},\,{r^{ - z}} = {1 \over p},$$ what is the value of the product $$𝑥𝑦𝑧$$?
A
$$-1$$
B
$${1 \over {pqr}}$$
C
$$1$$
D
$$pqr$$
2
GATE CSE 2018
MCQ (Single Correct Answer)
+2
-0.6
In a party, $$60\% $$ of the invited guests are male and $$400\% $$ are female. If $$80\% $$ of the invited guests attended the party and if all the invited female guests attended, what would be the ratio of males to females among the attendees in the party?
A
$$2:3$$
B
$$1:1$$
C
$$3:2$$
D
$$2:1$$
3
GATE CSE 2017 Set 1
MCQ (Single Correct Answer)
+2
-0.67
Six people are seated around a circular table. There are at least two men and two women. There are at least three right-handed persons. Every woman has a left-handed person to her immediate right. None of the women are right-handed. The number of women at the table is :
A
2
B
3
C
4
D
Cannot be determined
4
GATE CSE 2017 Set 1
MCQ (Single Correct Answer)
+2
-0.67
The expression $\frac{(x+y)-|x-y|}{2}$ is equal to :
A
the maximum of $x$ and $y$
B
the minimum of $x$ and $y$
C
1
D
none of the above
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