Question

a man saves rupees x in per month and he earn rupees y in per year, his expenditure is​

Answer 1

Step-by-step explanation:

Here, expenditure can be given as

annual income - annual savings

we have that,

Icome per year = y

savings per month = x

so, savings per year = x × 12 = 12x

Therefore,

expenditure = y - 12x