Question 23

In a certain code language, 256 means 'you are good', 637 means 'we are bad', 358 means 'good and bad'. Find the code for 'and'.

Solution

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256 means 'you are good', 637 means 'we are bad', 358 means 'good and bad'.

you are good = 256 (1)

we are bad = 637(2)

'good and bad'. = 358  (3)

select the common words

in 1 and 3 

good =5

in 2 and 3 

bad =3

so from 3 ,we get

and = 8

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