Square root of 256 will be

• 15

• 16

• 17

• 4

In z= 10+3i the imaginary number will be

• 10

• -10

• 3

• 3i

Smallest prime number will be

• 0

• 1

• 2

• None of them

Whole numbers starts from

• 1

• -1

• 0

• none of them

√5 will be

• Rational

• irrational

• Imaginary

• Real and irrational both

√7 will be

• Rational

• irrational

• Imaginary

• Real and irrational both

Additive inverse of 7 will be

• 1/7

• -7

• 0

• 1

Value of -5+(-6-5)×0 will be

• 6

• 0

• -16

• 55

Which of the following is composite number

• 31

• 111

• 112

• 73

Cube root of 343 is

• 17

• 6

• 7

• 27