Table:
text: Demographics of Bihar
Districts
wise 
 District 
  
 Demographics 
 http://gov.bih.nic.in/Profile/Annexure-01.htm Population Distribution, Percentage Decadal Growth Rate, Sex-Ratio and Population Density
Districts_of_Bihar Total_Population_2001 Male_Population_2001 Female_Population_2001 Growth_Rate_1981_91 Growth_Rate_1991_01 Sex_Ratio_1991 Sex_Ratio_2001 Population_density_1991 Population_density_2001
Begusarai 2342989 1226057 1116932 24.61 29.11 898 911 946 1222
Khagaria 1276677 675501 601176 28.44 29.32 868 890 664 859
Bhagalpur 2430331 1294192 1136139 20.67 27.24 864 878 743 946
Banka 1608778 843061 765717 24.44 24.47 893 908 428 533
Munger 1135499 604662 530837 17.79 20.34 856 878 665 800
Lakhisarai 801173 416727 384446 21.08 23.94 880 923 526 652
Sheikhpura 525137 273468 251669 19.84 24.96 896 920 610 762
Nalanda 2368327 1236467 1131860 21.73 18.64 898 915 848 1006
Patna 4709851 2514949 2194902 19.84 30.17 867 873 1130 1471
Bhojpur 2233415 1175333 1058082 20.26 24.58 904 900 725 903
Buxar 1403462 738239 665223 18.63 29.03 884 901 670 864

Question: What are all the values for the male population in 2001 if the sex ratio in 1991 is 896 among Bihar demographics?

Question: Under Demographics of Bihar, which districts of Bihar have a gender ratio of 864 in 1991?