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How many symbol and numbers are there in the sequence which are either immediately preceded or immediately followed by the letter which is from the first half of the English alphabet?
2 P J @ 8 $ L B I V # Q 6 δ G W 9 K C D 3 © • £ 5 F R 7 A Y 4

A 6
B 7
C 8
D 9

If the angle of elevation of a cloud from a point h metres above a lake is x and the angle of depression of its reflection in the lake is y, then the distance of the cloud from the point of observation is

A
B
C
D

Places M and N are 90 km apart from each other on a national highway. A truck starts from M and another from N at the same time. If they go in the same direction, then they meet in 9 hours and if they go in opposite directions they meet in 9/7 hours. The speed of the trucks are _______.

A 90 km/hr, 40 km/hr
B 40 km/hr, 30 km/hr
C 20 km/hr, 60 km/hr
D 50 km/hr, 12 km/hr

A person earns 15% on an investment but losses 10% on another investment. If the ratio of the two investments be 3 : 5, then what is the gain or loss on the two investments taken together?

A 1.625% loss
B 13.125% gain
C 13.125% loss
D None of these

The equations representing the given graph is ____.



A 7x + 2y = 11; y – 2x = 3
B 2x + 7y = 11; 5x + (35y/2) = 25
C 3x –7y = 10; 8y – 6x = 4
D 3x –4y = 1; 8y – 6x = 4

A boy multiplied 987 by a certain number and obtained 559981 as his answer. If in the answer both 9s are wrong and the other digits are correct, then the correct answer would be ________.

A 553681
B 555181
C 555681
D 556581

Which of the following is true?
(A)
(B) If A and B are complementary angles, then

A Only (A)
B Only (B)
C Neither (A) nor (B)
D Both (A) and (B)

State 'T' for true and 'F' for false and select the CORRECT option.
I. If a quadratic polynomial f(x) is a square of a linear polynomial, then its two zeroes are coincident.
II. If a quadratic polynomial f(x) is not factorisable into linear factors, then it has no real zero.
III. If graph of quadratic polynomial ax² + bx + c cuts positive direction of y-axis, then the sign of c is positive.
IV. If fourth degree polynomial is divided by a quadratic polynomial, then the degree of the remainder is 2.