There N stations on a railroad.
After adding X stations on the rail route 46 additional tickets have to be printed.
Find N and X.
Answer / kavin
x=2 and N=11
Let initially, N(N-1) = t
After adding, (N+X)(N+X-1) = t+46
By trail and error method
Is This Answer Correct ? | 0 Yes | 0 No |
if 2x-y=4 then 6x-y is
Two cars are 15 kms apart. One is turning at a speed of 50kmph and the other at 40kmph . How much time will it take for the two cars to meet?
0 Answers 3i Infotech, Canara Bank, Geodesic,
there are 27 coins in which 0ne is heavier than rest(all equal weight).how many measurements are needed to isolate that odd one.
Past question on Chevron's interview tests
A man has house old expenses 50% And 20& for transport & 15& other expenses & 240 for recreation what will his budgeted salary pla reply interview on 22 Aug 2011
A building with height D shadow upto G. What is the height of a neighbouring building with a shadow of C
A man travelled from the village to the post-office at the rate of 25 kmph and walked back at the rate of 4 kmph. If the whole journey took 5 hours 48 minutes, find the distance of the post-office from the village
In a square , all the mid points are joined. the inner square is shaded. If the area of the square is A, what is the shaded area?
CALIBRATION PROCEDURE FOR HPLC
find the next number in the series 1,2,5,10,17,26
There are 4 married couples out of which 3 a group is needed . But thier should not be his of her spouse .How many groups are possible ?
A man, a woman, and a child can do a piece of work in 6 days. Man only can do it in 24 days. Woman can do it in 16 days and in how many days child can do the same work?