There exists integer x,y,z satisfying 28x+30y+31z=365 then the value of z-2x for some such triplet is?
1 Answer
Jul 25, 2018
In English calendar year (not leapyear) of 365 days there exist one month of 28 days ,4 months of 30 days and 7 months of 31days .
So
Comparing with given relation
We get
Hence