Around 115 tribal students of class ninth to 12th had returned to their hostels last month. MUMBAI: All government and private student hostels in Maharashtra's Palghar district have been directed to be shut down from next week after 30 residential students test positive for Covid-19 on Tuesday. The total number of hostel students who have tested positive since last week has gone up to 68. On Tuesday, 30 students and a teacher of the Nandore tribal hostel tested positive. Nine girl students have been kept under observation in a government hospital. The rest have been quarantined in the hostel. The parents of the remaining 160 students have been informed to take away their children.