number system

THE FIRST PRIME NUMBER IS

• 1

• 2

• 3

• NONE

THE UNIT DIGIT OF (786)^789 IS

• 9

• 8

• 7

• 6

THE UNIT DIGIT OF(3465)^7896 IS

• 7

• 8

• 5

• 6

the number of zeroes of 100! is

• 24

• 2

• 4

• 20

the number of zeroes of 10! is

• 2

• 4

• 6

• 9

the number of zeroes of 5.10.15.20.25.-------.80 is

• 15

• 16

• 5

• 10

the perfect square does not ends with

• 2

• 3

• 7

• all

the value of (45678)^0

• 8

• 1

• 0

• none

the number is divisible by 2 if the number is ------------ number

• prime

• odd

• even

• composite

how many numbers from 100 to 306 is

• 206

• 207

• 205

• 209