Infosys Company Numerical Ability Arithmetic

A person with some money spends1/3 for cloths, 1/5 of the remaining for food and 1/4 of the remaining for travel.
He is left with Rs 100/- How much did he have with him in the beginning ?

Read Solution (Total 3)

x*(2/3)*(4/5)*(3/4) =100

x= 250
14 years agoHelpfull: Yes(10) No(3)

x/3+ 2x/15 + 8x/60 + 100 = x
x/3 + 4x/15 = x-100
3x= 5x - 500
x = 250
9 years agoHelpfull: Yes(4) No(0)
250

x*(2/3)*(4/5)*(3/4)=100
9 years agoHelpfull: Yes(2) No(0)

Infosys Other Question

500 men are arranged in an array of 10 rows and 50 columns according to their heights.
Tallest among each row of all are asked to fall out.
And the shortest among them is A.
Similarly after resuming that to their original positions that the shortest among each column are asked to fall out.
And the tallest among them is B .
Now who is taller among A and B ?
There are six boxes containing 5 , 7 , 14 , 16 , 18 , 29 balls of either red or blue in color. Some boxes contain only red balls and others contain only blue. One sales man sold one box out of them and then he says
" I have the same number of red balls left out as that of blue ".
Which box is the one he sold out ?