The zoo keeper told Leon that if he added 10 years to the age of the bear and then doubled it, the bear would be 90 years old. The zoo keeper doubled a number and got 90. The bear was 35 years old. Problem Extension Leon also wanted to know the age of a turtle he saw at the zoo. The zoo keeper said that if he added 14 years to the age of the turtle and then doubled it, the turtle would be 200 years old.
Rabbits multiply at an amazing rate.
In year 1 there are X rabbits. The rabbit population doubles each year. The forest is crowded in year 7 when there are 3200 rabbits. I bought a bag of apples. I kept half of them for myself.