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  • NDA Exam Mathematics Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Mathematics Permutation and Combination for NDA Exam student. This free online Mathematics study material for NDA Exam will help students in learning and doing practice on Permutation and Combination topic of NDA Exam Mathematics. The study material on Permutation and Combination, help NDA Exam Mathematics students to learn every aspect of Permutation and Combination and prepare themselves for exams by doing online test exercise for Permutation and Combination, as their study progresses in class. Kidsfront provide unique pattern of learning Mathematics with free online comprehensive study material and loads of NDA Exam Mathematics Permutation and Combination exercise prepared by the highly professionals team. Students can understand Permutation and Combination concept easily and consolidate their learning by doing practice test on Permutation and Combination regularly till they excel in Mathematics Permutation and Combination.


Permutation and Combination
2! + 3! =

a) 8
b) 10
c) 16
d) 12



Answer
Correct Answer Is : 8
Solution Is :
In how many ways 6 letters can be posted in 5 letter boxes?

a) 5 ^ 6
b) 6 ^ 5
c) 4 ^ 4
d) None of this



Answer
Correct Answer Is : 5 ^ 6
Solution Is :
5/i^25

a) 5i
b) (-5i)
c) 1
d) 0



Answer
Correct Answer Is : 5i
Solution Is :
A journey from place A to place B can be done by three different modes, i.e. bike, train, bus or aero plane. If a person wants to go from A to B and return, in how many ways this can be done?

a) 12
b) 8
c) 9
d) 16



Answer
Correct Answer Is : 12
Solution Is :
In how many ways 6 students can be arranged in a order

a) 720
b) 120
c) 210
d) 250



Answer
Correct Answer Is : 720
Solution Is :
What is the number of ways of choosing 8 students from 80 students?

a) 80C8
b) 80P8
c) 8C80
d) None of this



Answer
Correct Answer Is : 80C8
Solution Is :
Find the number of words with or without meaning which can be made using all the letters of the word FALL.

a) 12
b) 24
c) 60
d) 72



Answer
Correct Answer Is : 12
Solution Is :
C(30,r) = C(30, r + 2) then What is the value of C(r,6) ?

a) 3003
b) 2002
c) 2003
d) 3002



Answer
Correct Answer Is : 3003
Solution Is :
If n=5 and r=2 then n! / (n-r)! Is equal to

a) 20
b) 10
c) 16
d) 25



Answer
Correct Answer Is : 20
Solution Is :
Value of nP^o

a) 1
b) N
c) 0
d) None of this



Answer
Correct Answer Is : 1
Solution Is :
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