1
GATE EE 2019
+2
-0.67
The ratio of the number of boys and girls who participated in an examination is 4 : 3. The total percentage of candidates who passed the examination is 80 and the percentage of a girls who passed is 90. The percentage of boys who passed is _________.
A
90.00
B
80.50
C
55.50
D
72.50
2
GATE EE 2019
+2
-0.67
How many integers are there between 100 and 1000 all of whose digits are even?
A
100
B
90
C
60
D
80
3
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
4
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
$${{5} \over {12}}$$
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