Mathematics 0580 · IGCSE · Exponential growth and decay
Exponential growth and decay — practice question
Marcel puts $2500 into an investment for 3 years at 1.6% per year simple interest. Jacques puts $2000 into an investment for 3 years at $x\%$ per year compound interest. After the 3 years, Marcel and Jacques get the same amount of interest.
(main)[5]
Calculate $x$, giving your answer to 3 significant figures.
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$1.96$ correct answer only” …