I would take the 82 cm and then divide it by the 1 stay with me.Then you will take the answer of that part and then you will use the parcile products of that problem and then boom you have your answer!
Hope this helps!;)
Answer:
For upper bound, the length is 88.5 cm and width is 49.5 cm
For lower bound, the length is 87.5 cm and width is 48.5 cm
Bx + x^2 + 10 that is the answer i hope this helps you
3p=p(1+0.06)^t
3=(1.06)^t
T=log(3)÷log(1.06)
T=18.9 years