TCS Company Numerical Ability

3 persons a,b,c were there A always says truth,B lies on Monday,tusday,& Wednesday.but C lies on thrusday,Friday & saturday .one day A said”that B & C said to A that” B said “yesterday way one of the days when I lies”,C said that”yesterday way one of the days when I lies too”.then which day was that?
a)Sunday
b)Thursday
c)Saturday
d)Tuesday

Read Solution (Total 2)

ans is b)thursday
9 years agoHelpfull: Yes(1) No(0)

The day can be thursday.
Because on thursday B tells the truth that yesterday ( wednesday) is one of the days when he tell lies. On thursday C tells a lie when he say that yesterday ( wednesday) is one of the days when he tell lies.
9 years agoHelpfull: Yes(1) No(0)

TCS Other Question

. In a hotel we can order two types of varities,but we can make 6 more variteis in home.One can choose the four varities with two from hotel as must.Find how many ways one can order.
a)14
b)15
c)56
d)28
Lottery balls are numbered and coloured balls.In famous lotto,six numbered balls are drawn from 49 balls randomly.In each ticket one needs to guess the numberthatwould be drawn.In no guesses are correct,prize money willl be carried to next draw.It is not uncommon to see prize money accumulating in several dollars.An urn contains m white and nblack balls, A ball is drawn at randomand is put back into the urn along with additionl k balls of the same colour as that of tha ball drawn. a ball is again drawn at random. The prblty of drawing a white ball now.
a)does not depend on k
b)increases with k
c) deceases with k
d)cant be detrmnd