The number of rabbits in a field tāt\,t days from now is PtāP_t\,Ptā where
P0=220 P_0 = 220 P0ā=220 Pt+1=1.15(Ptā20) P_{t+1} = 1.15(P_t - 20) Pt+1ā=1.15(Ptāā20)Work out the number of rabbits in the field 3 days from now.
124 exam-style questions on AQA GCSE Maths Iteration. Each one has a worked solution and a mark scheme showing where the marks go.