what is the probability that 4 numbers selected from 1 to 40
are not consecutive.
Answer / somasundarraj
1,2,3,4
2,3,4,5
.....
.....
37,38,39,40
and their reverse as
4,3,2,1
5,4,3,2
.....
....
40,39,38,37
total no. of ways to arrange 4 numbers out of 40 = 40 P 4
probability= 1- 12*37 / 40*39*38*37
= 29639 /29640
| Is This Answer Correct ? | 1 Yes | 3 No |
If 2*8 = 4, 3*15 = 5, 4*24 = 6, then 5*40 =?
A sales person multiplied by a number and get the answer 3. Instead of that number divided by 3. What is the answer she actually has to get.
There was a ques on work something like 2 typists type 2 papers in 4 hrs then in how much time will 5 typists take or something like that.
Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ? (a) 6 (b) 8 (c) 7 (d) data insufficient Can anyone help me out to get answer for this question,i have exam on 6 th april can anyone find me the answer before that and post it please!!!!!!!!
15 Answers TCS, Tech Mahindra, Titan, Unisys,
If 13 = 13w/(1-w) ,then (2w)2 = ?
If anybody have apptitude test papers for HPCL. Pls, mail me on viyun_patel@yahoo.co.in
Bactria double every 3 mins. It is N in 1 hour, when was it N/4?
Plz help me to get Aptitute test questions for SBI Clerical exams.
0 Answers State Bank Of India SBI,
Find the next series number 0, 6, 24, 120, 210, ---, ----
cpahlet : shoulder :: ring : ?
plz send last 5 question papers of SBI bank for the recruitment of clerical and PO today
A sales person multiplied a number and get the answer is 3, instead of that number divided by 3. What is th answer he actually has to get? 1/3