1
GATE ECE 2018
MCQ (Single Correct Answer)
+1
-0.33
What is the value of $$1 + {1 \over 4} + {1 \over {16}} + {1 \over {64}} + {1 \over {256}} + ......$$?
A
$${7 \over 4}$$
B
$${3 \over 2}$$
C
$${4 \over 3}$$
D
2
2
GATE ECE 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
A rule states that in order to drink beer one must be over 18 years old. In a bar, there are 4 people. P is 16 years old, Q is 25 years old, R is drinking milkshake and S is drinking beer. What must be checked to ensure that the rule is being followed?
A
Only P's drink
B
Only P's drink and S's age
C
Only S's age
D
Only P's drink, Q's drink and S's age
3
GATE ECE 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
500 students are taking one or more courses out of Chemistry, Physics, and Mathematics. Registration records indicate course enrolment as follows: Chemistry (329), Physics (186), Mathematics (295), Chemistry and Physics (83), Chemistry and Mathematics (217), and Physics and Mathematics (63). How many students are taking all 3 subjects?
A
37
B
43
C
47
D
53
4
GATE ECE 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Fatima starts from point P, goes North for 3 km, and then East for 4 km to reach point Q. She then turns to face point P and goes 15 km in that direction. She then goes North for 6 km. How far is she from point P, and in which direction should she go to reach point P?
A
8 km, East
B
12 km, North
C
6 km, East
D
10 km, North
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