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An object is thrown vertically upwards and rises to a height of 10 m. Calculate

(i) the velocity with which the object was thrown upwards and

(ii) the time taken by the object to reach the highest point
 
Initial velocity \(=\)  \(ms^{-1}\)
 
Time taken \(=\)  \(s\)
 
(Note: Enter your answer with two decimal digits)