Percentage calculation challenge (2)
Algebra
Level
4
\[\large 2016\text{%}\times2015\text{%}\times2014\text{%}\times\dots\times3\text{%}\times2\text{%}\times1\text{%} = \dfrac{2016!}{10^{x}\text{%}} \]
Find \(x\) which satisfies the equation above .
Notation: \(!\) denotes the factorial notation. For example, \(8! = 1\times2\times3\times\cdots\times8 \).
by
Tommy Li