1
GATE EE 2018
+2
-0.6
An e-mail password must contain three characters. The password has to contain one numeral from 0 to 9, one upper case and one lower case character from the English alphabet. How many distinct passwords are possible?
A
6,760
B
13,520
C
40,560
D
1,05,456
2
GATE EE 2018
+2
-0.6
In a certain code, AMCF is written as EQGJ and NKUF is written as ROYJ. How will DHLP be written in that code?
A
RSTN
B
TLPH
C
HLPT
D
XSVR
3
GATE EE 2018
+2
-0.6
A class of twelve children has two more boys than girls. A group of three children are randomly picked from this class to accompany the teacher on a field trip. What is the probability that the group accompanying the teacher contains more girls than boys?
A
0
B
$${{325} \over {864}}$$
C
$${{525} \over {864}}$$
D
$${{5} \over {12}}$$
4
GATE EE 2018
+2
-0.6
A designer uses marbles of four different colours for his designs. The cost of each marble is the same, irrespective of the colour. The table below shows the percentage of marbles of each colour used in the current design. The cost of each marble increased by 25%. Therefore, the designer decided to reduce equal numbers of marbles of each colour to keep the total cost unchanged. What is the percentage of blue marbles in the new design?
A
35.75
B
40.25
C
43.75
D
46.25
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