What number comes next?
Look at the series, determine the pattern, and find the value of the unknown number!Correct answers: 34
The first user who solved this task is Sanja Šabović.
#brainteasers #math
Hot air balloon ascentIn 1783, the first hot-air balloon ascent - unmanned - flew for ten minutes. It was made by the French brothers Joseph-Michel and Jacques-Étienne Montgolfier at their home town of Annonay, France. |