NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

The sum of the series 1+5+9+13+17+21+25+29 is

• 140 A
• 130 B
• 120 C
• 110 D

• 0 A
• -25 B
• 5 C
• 45 D

• Tan x A
• X B
• - x C
• 
  D

If the 19th term of A.P is 8 and the 4th term is 20, then the first term is

• 20.2 A
• 25.5 B
• 27.5 C
• 37.5 D

The associative angle of 280°is

• 100° A
• 10° B
• 80°
  
  C
• -80°
  
  D

• 
  A
• 
  B
• 
  C
• 
  D

If P(E) is the probability that can event will occur, then P(E) =

• 1 A
• 0.5 B
• 2 C
• 0 D

• 
  A
• 
  B
• 
  C
• 
  D

The nth term in G.P 3,-6,12,....................... is

• 3(-2)^n-1 A
• 2(-2)ⁿ⁺¹ B
• 3(-2)ⁿ C
• 4(-2)^n-1 D

The value of x, and y, when (x + iy)²= 5 + 4i

• X = 2, y = -1 A
• X = -2, y = 1 B
• X = 2, y = -1 C
• X = 2, y = 2 D

A farmer possesses 100 hectometers of land and wants to grow corn and wheat. Cultivation of corn requires 3 hours per hectometer while cultivation of wheat requires 2 hours pert hectometer. Working hours cannot exceed 240. If he gets a profit of Rs. 20 per hectometer for corn and Rs. 20 per hectometer for wheat. The profit function for the farmer is

• P(x,y) = 20x + 15y A
• P(x,y) = 2x + 3y B
• P(x,y) = x + y C
• P(x,y) = 3x + 2y D

• 
  A
• 
  B
• 
  C
• 
  D

If 2 Sin x Cos 2 x = Sin x then?

• 
  A
• 
  B
• 
  C
• 
  D

• A < G < H A
• A > G > H B
• A < G > H C
• A > G < H D

The point (-5, 3) is the center of a circle and P(7, -2) lies on the circle. The radius of the circle is

• 2 A
• 13 B
• 7 C
• 8 D