1
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
How many three digit even numbers can be formed using the digits 1, 2, 3, 4 and 5 when repetition of digits is not allowed?
A
36
B
30
C
24
D
12
2
NDA Mathematics 13 April 2025
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language
How many 7-letter words (with or without meaning) can be constructed using all the letters of the word CAPITAL so that all the consonants come together in each word?
A
360
B
300
C
288
D
240
3
NDA Mathematics 13 April 2025
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language
How many sides are there in a polygon that has 20 diagonals?
A
6
B
7
C
8
D
10
4
NDA Mathematics 13 April 2025
MCQ (Single Correct Answer)
+2.5
-0.833
Change Language
In how many ways can the letters of the word DELHI be arranged, keeping the positions of vowels and consonants unchanged?
A
6
B
9
C
12
D
14
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