32 . Thus even if the deceas e d is survived by parents an d siblings, only d the mother would be considered to be a dependant, and 50% would b e treated as the personal an d living expenses of the bachelor and 50% as the contribution t o the family. However, where th e family of the bachelor is larg e and dependent on the income of the deceased, as in a cas e where he has a widowed moth e r and large number of younge r non-earning sisters or brot h ers, his personal and livin g expenses may be restricted to o ne-third and contribution to th e family will be taken as two-thir d . _ * * * * 42._* We therefore hold that the multiplier to be used should b e as mentioned in Column (4) of the table above (prepared b y applying Susamma Thomas³, Trilok Chandra and Charlie) , which starts with an operativ e multiplier of 18 (for the ag e groups of 15 to 20 and 21 to 2 5 years), reduced by one unit fo r every five years, that is M-17 f o r 26 to 30 years, M-16 for 31 t o 35 years, M-15 for 36 to 40 ye a rs, M-14 for 41 to 45 years, an d M-13 for 46 to 50 years, then reduced by two units for ever y five years, that is, M-11 for 5 1 to 55 years, M-9 for 56 to 6 0 years, M-7 for 61 to 65 years a n d M-5 for 66 to 70 years. 11. Hon’ble Supreme Court in th e case of National Insurance Company Ltd. Vs. Pranay Sethi & Ors. [(2017) 16 SCC 680] ha s