if 37zy is a multiple of 3 where z is a digit what might be the value of z - Maths - Playing with Numbers

Question

if 37zy is a multiple of 3 where z is a digit what might be the
value of z ?

Rishabh Mittal · Accepted Answer

Dear Student ,

Please find below the solution to the asked query :

37zy is a multiple of 3 
So ,3+7+z+y is also a multiple of 3 
10+z+yFor it to be multiple of 3 
z+y=2 
We can't solve it further 
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if 37zy is a multiple of 3 where z is a digit what might be the value of z ?