In the following questions numbered 1 to 20, 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.
If ACB is a straight line, what is the angle $$\angle$$ ACD ?
(I) DC is perpendicular to CE.
(II)2 $$\angle$$ ECB = 3 $$\angle$$ ACD.
What is the value of r in the following triangle?
(I) $$p + q = 110^{\circ}$$
(II) $$q + r = 120^{\circ}$$
What is the total enrolment of students in the class?
(I) The number of boys and girls in the class are in the ratio 1 : 4.
(II) The total enrolment of students is a two digit perfect square.
What is the height of the tower AB?
(I) Seen from a point C in line wit h B t he angle of elevation of A is $$30^{\circ}$$.
(II) Seen from another point D in line with B the angle of elevation of A is $$45^{\circ}$$.
What is the rate of simple interest on the tenn deposit?
(I) The amount deposiited is Rs.50000.
(II) At the end of the term the amount received is Rs.56000.
What is the present age of the mother?
(I) After five years, the mother will be twice the age of her daughter.
(II) Fifteen years ago the mother was twice the age of her daughter five years ago.
Among the five students A, B, C, D, E each scoring different marks in an examination, who scored the lowest marks?
(I) D got lower marks than only C and E.
(II) B got higher marks than A
Is A taller than B?
(I) C is of the same height as that of A and B.
(II) B is not taller than C