NCERT Exercise 4.2 - Q2(i) - Quadratic Equations
Question: Solve the problem: John and Jivanti together have 45 marbles. Both of them lost 5 marbles each, and the product of the number of marbles they now have is 124. Find the number of marbles John had to start with.
Answer: John had either 36 or 9 marbles.
Full step-by-step NCERT solution with diagrams on Something by Zero.