1
GATE ECE 2015 Set 2
MCQ (Single Correct Answer)
+1
-0.3
Ram and Ramesh appeared in an interview for two vacancies in the same department. The probability of Ram’s selection is 1/6 and that of Ramesh is 1/8. What is the probability that only one of them will be selected?
A
47/48
B
1/4
C
13/48
D
35/48
2
GATE ECE 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
Find the missing sequence in the letter series below:
A, CD, GHI, ? , UVWXY
A
LMN
B
MNO
C
MNOP
D
NOPQ
3
GATE ECE 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
If x>y>1, which of the following must be true? $$\begin{array}{l}\mathrm i.\;\ln\left(\mathrm x\right)>\ln\left(\mathrm y\right)\;\;\;\;\;\;\;\;\;\;\mathrm{ii}.\;\;\mathrm e^\mathrm x>\mathrm e^\mathrm y\\\mathrm{iii}.\;\mathrm y^\mathrm x>\mathrm x^\mathrm y\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\mathrm{iv}.\;\cos\left(\mathrm x\right)>\cos\left(\mathrm y\right)\end{array}$$\$
A
(i) and (ii)
B
(i) and (iii)
C
(iii) and (iv)
D
(ii) and (iv)
4
GATE ECE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
If $$\log_x\left(\frac57\right)=\frac{-1}3$$, then the value of x is
A
343/125
B
125/343
C
-25/49
D
-49/25
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