The coefficient used to calculate the amount of old-age insurance pension and disability insurance pension is equal to 1, whereas for calculating the amount of insurance pension in case of loss of a breadwinner it is the ratio specified in paragraph 11 of article 15 of this Federal law — to — the coefficient used to calculate the amount of old-age insurance pension and disability insurance pension is equal to 1, whereas for calculating the amount of insurance pension in case of loss of a breadwinner it is the ratio specified in paragraph 11 of article 15 of this Federal law;