MCQOPTIONS
Bookmark
Saved Bookmarks
→
Mathematics
→
Addition in Mathematics
→
If
n
P
3
= 4*
n
P
1.
If
n
P
3
= 4*
n
P
2
. Find n.
A.
3
B.
2
C.
6
D.
5
Answer» D. 5
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
Find the number of words which can be made using all the letters of the word <strong>IMAGE</strong>. If these words are written as in a dictionary, what will be the rank of <strong>MAGIE</strong>?
In how many ways 2 red pens, 3 blue pens and 4 black pens can be arranged if same color pens are indistinguishable?
Find the number of different 8-letter arrangements that can be made from the letters of the word <strong>EDUCATION</strong> so that all vowels do not occur together.
Find the number of different 8-letter arrangements that can be made from the letters of the word <strong>EDUCATION</strong> so that all vowels occur together.
<sup>4</sup>P<sub>r</sub> = 4*<sup>5</sup>P<sub>r-1</sub>. Find r.
If <sup>n</sup>P<sub>3</sub> = 4*<sup>n</sup>P<sub>2</sub>. Find n.
How many 3-digit numbers are possible using permutations with repetition allowed if digits are 1-9?
How many 3-digit numbers are possible using permutations without repetition of digits if digits are 1-9?
Find the number of 4 letter words which can be formed from word <strong>IMAGE</strong> if repetition is allowed.
Find the number of 4 letter words which can be formed from word <strong>IMAGE</strong> using permutations without repetition.
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
