Question

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?

Answer 1

Here's your answer bro-

D's weight is 44 kg

Step-by-step explanation:

=>a+b =132---1

=>b+c =130---2

=>c+d =102---3

=> b+d =116--4

Solve 2 and 3

After it , we get b - d = 28-->5

Solve 4 and 5

We get 2b =88

=>b = 44

Hope it helps

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