The following are the marks obtained by 50 students in Mathematics in their previous examination held in their school. Find the range of the given below: 45 68 41 87 61 44 67 30 54 8 39 60 37 50 19 86 42 29 32 61 25 77 62 98 47 36 15 40 9 25 34 50 61 75 51 96 20 13 18 35 43 88 25 95 68 81 29 41 45 87

• A. 90        
• B.                                75          
• C. 80                                                                    
• D. 60
• E. None of these