NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

A standard deck of 52 cards is shuffled. What is the probability of choosing the queen of the diamonds

• 1/5 A
• 1/13 B
• 5/52 C
• 1/52 D

The range of inequality x + 2 > 4 is

• (-1, 2) A
• (-2, 2) B
• 
  C
• None D

Sin(a + b) + Sin (a - b) =

• Sin a Cos b A
• Sin a Sin b B
• Sin a + Cos b C
• Sin a - 2 Cos b D

• 
  A
• 
  B
• 
  C
• 
  D

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

• n A
• n + 1 B
• 2n - 1 C
• 2n + 1 D

• 0 A
• 1 B
• -1 C
• 2 D

Every prime number is also

• Rational number A
• even number B
• Irrational number C
• multiple of two numbers D

In general matrices do not satisfy

• Commutative law w.r.t multiplication A
• Associative law w.r.t addition B
• Distributive law w.r.t addition C
• Multiplication of a scalar with the matrix D

• 
  A
• 
  B
• 
  C
• None of these D

• 
  A
• 
  B
• 
  C
• None of these D

Which is not a half plane

• ax + by < c A
• ax + by > c B
• Both A and B C
• None D

• 
  A
• 
  B
• 
  C
• 
  D

• 15 A
• 15 i B
• -15 i C
• -15 D

Two natural numbers whose sum is 25 and difference is 5, are

• 25, 20 A
• 20, 10 B
• 20, 5 C
• 15, 10 D

• 
  A
• 
  B
• 
  C
• 
  D