UPSKILL MATH PLUS

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In Chennai, the people infected with the coronavirus are admitted to the hospital for treatment are given below:
 
Age of patientsNumber of patients(in thousands)
\(18\) and above17
\(30\) and above12
\(40\) and above9
\(50\) and above9
\(60\) and above7
\(70\) and above7
\(80\) and above3
 
Find the mean number of patients admitted to the hospital.
 
Answer:
 
The mean number of patients(in thousands) admitted to the hospital is