1
NDA Mathematics 10 April 2022
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
How many odd numbers between 300 and 400 are there in which none of the digits is repeated ?
A
32
B
36
C
40
D
45
2
NDA Mathematics 10 April 2022
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
How many permutations are there of the letters of the word 'TIGER' in which the vowels should not occupy the even positions ?
A
72
B
36
C
18
D
12
3
NDA Mathematics 10 April 2022
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
What is the maximum value of n such that 5n divides (30! + 35!), where n is a natural number?
A
4
B
6
C
7
D
8
4
NDA Mathematics 10 April 2022
MCQ (Single Correct Answer)
+2.5
-0.83
Change Language
What is the value of 2(2 × 1) + 3(3 × 2 × 1) + 4(4 × 3 × 2 × 1) + 5(5 × 4 × × 2 × 1) + .................. + 9(9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1) + 2 ?
A
11!
B
10!
C
10 + 10!
D
11 + 10!
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