Age (in years)       Number of policy holders     f1​Cumulative frequencyBelow 202=2220−25(6−2)=4625−30(24−6)=182430−35(45−24)=214535−40(78−45)=337840−45(89−78)=118945−50(92−89)=39250−55(98−92)=69855−60(100−98)=2100Totaln=100Here, l=35,n=100,f=33,cf=45,h=5 Median=l+{f2n​−cf​}×h=35+{3350−45​}×5=35+3325​=35+0.76=35.76 years