1
GATE CSE 2019
+2
-0.67
Three of the five students allocated to a hostel put in special requests to the warden. Given the floor plan of the vacant rooms, select the allocation plan that will accommodate all their requests.

Request by X: Due to pollen allergy, I want to avoid a wing next to the garden.

Request by Y: I want to live as far from the washrooms as possible, since I am very sensitive to smell.

Request by Z: I believe in Vaastu and so want to stay in the South-west wing.

A
B
C
D
2
GATE CSE 2019
+2
-0.67
In the given diagram, teachers are represented in the triangle, researchers in the circle and administrators in the rectngle. Out of the total number of the people, the percentage of administrators shall be in the range of _______.
A
16 to 30
B
0 to 15
C
31 to 45
D
46 to 60
3
GATE CSE 2018
+2
-0.6
In appreciation of the social improvements completed in a town, a wealthy philanthropist decided to gift Rs $$750$$ to each male senior citizen in the town and Rs $$1000$$ to each female senior citizen. Altogether, there were $$300$$ senior citizens eligible for this gift. However, only $$8/9$$th of the eligible men and $$2/3$$rd of the eligible women claimed the gift. How much money (in Rupees) did the philanthropist give away in total?
A
$$1,50,000$$
B
$$2,00,000$$
C
$$1,75,000$$
D
$$1,51,000$$
4
GATE CSE 2018
+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
$$pqr$$
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