Husband borrowed Rs.250 from wife
After a few days he again borrowed Rs.250
Seeing some money in husband’s bag, she asked husband to return the money
When asked how much, wife said that he owes her Rs.4100.
On request, below is working given by wife.
1). Rs. 2 5 0
2). Rs. 2 5 0
Total Rs. 4 10 0
Husband is still finding the school where she learned Maths.
Later
Husband gave her ₹400 back and asked how much balance he has to pay back.
She wrote
₹ 4100 – ₹ 400
₹ 100
He gave ₹100 back.
Both lived happy ever after.
Only maths died.