Latest TCS Aptitude Question SOLUTION: A,B,C and D go for a picnic. When A stands on a weighing machine, B also climbs on, and the weight shown was 132kg.when B stands, C also climbs on , and the machine shows 130kg. si

• Placement Papers
• /
• TCS

TCS Question Papers: TCS Interview Experience(90) TCS Company Profile

(#M40010720) TCS question Keep an EYE

A,B,C and D go for a picnic. When A stands on a weighing machine, B also climbs on, and the weight shown was 132kg.when B stands, C also climbs on , and the machine shows 130kg.
similarly the weight of C and D is found as 102kg and that of B and D is 116kg. what is D's weight?
a)58kg
b)78kg
c)44kg
d) can not be determined from the given information

Asked In TCS krishnaprasad TATA (11 years ago)

Unsolved Read Solution (4)

Is this Puzzle helpful?   (15)   (4) Submit Your Solution

Read Solution (4) :

Nandhini  (11 years ago)

A + B = 132 ---------- eqn. 1
B + C = 130 ---------- eqn. 2
C + D = 102 ---------- eqn. 3
B + D = 116 ---------- eqn. 4
By solving eqn. 2 and 3 we get,
B – D = 28 ---------- eqn. 5
Now solve eqn. 4 and 5,
2D = 88
D = 44

Is this solution Helpfull? Yes (24) | No   

prabha  (11 years ago)

b+d=116;
c+d=102;
on solving these 2 eqns weget b=72
on putting thiin the 1st eqn e get d=44

Is this solution Helpfull? Yes (3) | No (2)  

abcd  (11 years ago)

ans:44...........

Is this solution Helpfull? Yes (2) | No   

aiyasamy  (4 years ago)

ans=44.....

Is this solution Helpfull? Yes | No   

Please Login to Read Solution.