TCS Company Category

Two vertical poles of 2meters and 8 meters high stand apart on a horizontal plane.The height in meters of point of intersection of lines joining the top of each pole to bottom of other pole is?
A)5.6 B)1.6 C)1.8 D)can't be determined

Read Solution (Total 2)

ANS:1.6
Formula
--------
p*q/(p+q)
so ans is 2*8/2+8= 16/10=1.6
9 years agoHelpfull: Yes(16) No(0)

using thales intercept theoram it will be 1.6
9 years agoHelpfull: Yes(3) No(6)

TCS Other Question

There are 4 different letters and 4 addressed envelops. In how many ways can the letters be put in the envelops so that atleast one letter goes to the correct adress The probability of occurrence of two events E and F are 0.25 and 0.30 respectively. The probability of their simultaneous occurrence is 0.14. The probability that either E occurs or F occurs is