In the following questions a question is followed by data in the fonn of two statements labelled as I and II. You must decide whether the data given in the statements are sufficient to answer the questions.
What is the value of x?
I) $$x^2 - 13x + 42 = 0$$
II) x is a real number
What is the average of the real numbers a, b, c and d?
I) a + b + c = 16 + d
II) 3(b + c + d) = 20 - 3a
What is the integer m ?
I) $$m^4 = 256$$
II) (m + 2)(m - 1) = 10
What is the length of the train?
I) Its average speed is 72 kmph
II) It takes 15 seconds to cross an electric pole
Is 14 a factor of n + 7?
I) n is even
II) n is divisible by 7
What is the area of the path arow1d the circular park?
I) Circular park has area $$961 \pi$$ sq. meters
II) The width of the path is $$1\frac{1}{2}$$ meters
How is x related to z ?
I) z is a son of y
II) y is a daughter of x
Is triangle PQR shown below an equilateral triangle ?
I) The co-ordinates of Q and R are (-4, 0) and ( 4, 0) respectively
II) P is a point on the line $$y = 4 \sqrt{3}$$
If x and y are length and breadth of a rectangle, then what is the area of the rectangle?
I) x > 15 inches and y < 10 inches
II) The product of x and y is 120 sq. inches
In the figure shown below, the area of the $$\triangle ABC$$ is 8, Does the point (a, b) lie within the triangle?
I) a < 2, b < 4
II) a = 0 and 0 < b < 3