(1) The weekly rate of widow's (contributory) pension shall be increased by the appropriate amount set out in column (4) or (5) of Part I of the second Schedule in respect of each qualified child who normally resides with the beneficiary.
(2) The weekly rate of widow's (contributory) pension shall be increased by the amount set out in column (7) of Part I of the second Schedule where the beneficiary has attained pensionable age and is living alone.
(3) The weekly rate of widow's (contributory) pension shall be increased by the amount set out in column (8) of Part I of the second Schedule where the beneficiary has attained the age of 80 years.