1
GATE ME 2018 Set 2
+1
-0.33
The value of the expression

$${1 \over {1 + \log _u^{vw}}} + {1 \over {1 + \log _v^{wu}}} + {1 \over {1 + \log _w^{uv}}}$$ is
A
-1
B
0
C
1
D
3
2
GATE ME 2018 Set 1
+1
-0.33
A rectangle becomes a square when its length and breadth are reduced by 10 m and 5 m, respectively. During this process, the rectangle loses 650 m2 of area. What is the area of the original rectangle in square meters?
A
1125
B
4500
C
2924
D
2250
3
GATE ME 2018 Set 1
+1
-0.33
Seven machines take 7 minutes to make 7 identical toys. At the same rate, how many minutes would it take for 100 machines to make 100 toys?
A
1
B
7
C
100
D
700
4
GATE ME 2018 Set 1
+1
-0.33
A number consists of two digits. The sum of the digits is 9. If 45 is subtracted from the number, its digits are interchanged. What is the number?
A
63
B
72
C
81
D
90
GATE ME Subjects
Engineering Mechanics
Machine Design
Strength of Materials
Heat Transfer
Production Engineering
Industrial Engineering
Turbo Machinery
Theory of Machines
Engineering Mathematics
Fluid Mechanics
Thermodynamics
General Aptitude
EXAM MAP
Joint Entrance Examination