number system 3DSA

which of the following number is divisible by 12

• 436

• 754

• 562

• none

which of the following number is divisible by 6

• 696

• 564

• 678

• all the above

which of the following number is divisible by 11

• 125

• 672

• 561

• 712

which of the following number is divisible by 9

• 676

• 558

• 752

• none

which of the following number is divisible by 8

• 1832

• 1888

• 3808

• all

which of the following number is prime

• 91

• 81

• 71

• 51

which of the following number is prime

• 57

• 147

• 141

• 149

the unit digit of (564)^625

• 4

• 6

• 0

• none

the unit digit of (256)^72

• 6

• 5

• 2

• 7

the unit digit of (172)^96

• 2

• 4

• 6

• 8