A question is followed by data in the form 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 $$x_1 + x_2 + x_3 + x_4 + x_5 ?$$
I. $$x_3 = 20$$
II. $$x_1, x_2, x_3, x_4, x_5$$ are in arithmetic progression.
What is the average of a -3, b + 4, c - 5 and 6?
I. a, b, c are positive integers.
II. a + b + c = 100
With how many zeroes does the number a = 16 ! end ?
I. $$5^3 \mid a. 5^4 \mid a$$
II. a is an even number.
If P, A, B are three points on a circle, what is $$\angle APB ?$$
I. AB is the diameter of the circle.
II. The sum of the angles of $$\triangle APB$$ is $$180^\circ$$
Is the number n divisible by 2 ?
I. The sum of the digits is divisible by 2.
II. The digit in the units place is divisible by 2.
What is the area of the rectangle ABCD ?
I. E is the midpoint of AB
II. Area of the $$\triangle CDE$$ is 50 $$cm^2$$