1
GATE CE 2018 Set 2
+2
-0.6
Given that $${{\log \,P} \over {y - z}} = {{\log \,Q} \over {z - x}} = {{\log \,R} \over {x - y}} = 10$$ for $$x \ne y \ne z$$, what is the value of the product PQR?
A
0
B
1
C
xyz
D
10xyz
2
GATE CE 2018 Set 2
+2
-0.6
Each of the letters in the figure below represents a unique integer from 1 to 9. The letters are positioned in the figure such that each of (A+B+C), (C+D+E), (E+F+G) and (G+H+K) is equal to 13. Which integer does E represent?
A
1
B
4
C
6
D
7
3
GATE CE 2018 Set 1
+2
-0.6
A fruit seller sold a basket of fruits at 12.5% loss. Had he sold it for Rs. 108 more, he would have made a 10% gain. What is the loss in Rupees incurred by the fruit seller?
A
48
B
52
C
60
D
108
4
GATE CE 2018 Set 1
+2
-0.6
The price of a wire made of a superalloy material is proportional to the square of its length. The price of 10 m length of the wire is Rs. 1600. What would be the total price (in Rs.) of two wires of lengths 4 m and 6m?
A
768
B
832
C
1440
D
1600
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