A buyer can choose between two payment plans for a product: Plan X: Pay ₹2000 in the…
MATHEMATICS · Single correct · A Level · Mathematics · Sequences and series · Sequences and series
Problem
A buyer can choose between two payment plans for a product:
Plan X: Pay ₹2000 in the first month and increase the payment by ₹500 every following month.
Plan Y: Pay ₹3500 in the first month and increase the payment by ₹200 every following month.
After how many complete months will the total amount paid under Plan X first exceed the total amount paid under Plan Y?
(a) 13
(b) 12
(c) 11
(d) 7