ECAT Pre General Science MCQ Test With Answer for Mathematics Chapter 1

If in a set of real no a is additive identity then

• a+a = 2a A
• a+a = 1 B
• a+a = 0 C
• None of these D

• 
  A
• 
  B
• 
  C
• 
  D

0 (zero) is

• An irrational number A
• A rational number B
• A negative integer C
• A positive number D

• Additive property in R A
• Multiplication property in R B
• Cancellation property in R C
• Distribution property in R D

14 is not a

• Prime number A
• Whole number B
• Even number C
• Real number D

• Reflexive property A
• Symmetric property B
• Transitive property C
• Additive property D

• Commutative law of addition A
• Associative law of addition B
• Additive identity C
• Additive inverse D

i is equal

• (1 , 0) A
• (0 , 1) B
• (1 , 1) C
• (0 , 0) D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• A natural number A
• A rational number B
• An irrational number C
• A whole number D

• 
  A
• 1 B
• -1 C
• 
  D

• 
  
  
  A
• 
  B
• 
  C
• 
  D

0.25 is ______

• An irrational number A
• A natural number B
• A prime number C
• A rational number D

• real number A
• complex number B
• rational number C
• irrational number D

The property used in -3 <-2 ⇒0 <1

• Commutative property A
• Additive property of inequality B
• Additive inverse C
• Additive identity D

If P is a whole number greater than 1, which has only P and I are factors. Then P is called

• Wholw number A
• Prime number B
• Even number C
• Odd number D

• 
  A
• 
  B
• 
  C
• 
  D

Every real number is

• a positive integer A
• a rational number B
• a negative integer C
• a complex number D

Every prime number is also

• Rational number A
• Even number B
• Irrational number C
• Multiple of two numbers D

i¹⁰¹=

• i A
• i² B
• -i C
• -1 D

A non-terminating, non-recurring decimal represent

• A natural number A
• A rational number B
• An irrational number C
• A prime number D

Every whole number is

• A real number A
• An irrational number B
• A prime number C
• A negative integer D

The symbol of irrational is

• W A
• N B
• Q C
• Q' D

• Principle of equality of fractions A
• Rule for product of fraction B
• Rule for quotient of fraction C
• Golden rule of fractions D

Multiplicative inverse of 0 is

• 0 A
• 1 B
• ±1 C
• Does not exist D

• Trichotomy property A
• Additive property of inequality B
• Transitive property C
• Multiplicative property D

I is not

• Real number A
• Natural number B
• Prime Number C
• Whole Number D

i^-(4n+2) = -------------------------------

• 1 A
• i B
• -1 C
• -i D

• 
  A
• 
  B
• 
  C
• 
  D