19, when the tree went from 19 to 20, it's height doubled to maximum.
9 Years.
It would have doubled it's height on it's 10th year
The tree took 19 years to reach half its maximum height. Since it doubled in height each year, it was half of its maximum height in the year prior to reaching its full height.
Nineteen
It will take one year for the tree to reach half its maximum height. Since the tree doubles in height each year, it will be at half its maximum height the year before it reaches its full height.
The world's population reached 4 billion in 1974.
The world population reached 1 billion in approximately 1804.
The world population reached four billion in the 1970s.
The world population reached 4 billion around 1974.
The time taken by the ball to reach the maximum height is 1 second. The maximum height reached by the ball is 36 meters.
The ADA states: Side-reach Telephone: The Maximum height is 54". If side-reach Occurs over an obstruction 24" wide and 34" high, the maximum height allowed is 46" Forward-reach Telephone: The maximum Height allowed is 48". If forward-reach Occurs over an obstruction 20"to 25", the maximum height allowed is 44"
The maximum height the roller coaster can/will reach
265
The maximum height the water will reach is 157 m.
u can reach the maximum height of ur body by exercising ur body with pull-ups everyday........,if u havent even taken 3 cm during 3 months u wont go longer..,u have already reached the maximum height
be happy dont worry till18
A little while
Making the improbable assumption that the jumper experiences no air resistance, he will jump 3.97 metres, and reach a height of 0.72 metres.
The Maya civilization reached its height between about AD 250 and 900.
Maurice Wilson did not reach the summit of Mount Everest, he reached a height of around 6900m.
Ghana reached its height at about 1000 B.C. It dominated trade routes between North and West Africa.