Mr. X buys goods worth Rs. 2,800
payable 8 months hence. He pays Rs. 400 at the
end of the second month and Rs. 600 at the end
of the third month. Find the number of months
after which the balance will become due.
If he pays (2800 - (400+600)) = 1800 in a remaining 5 months,& the balance will become due.