HCL TECHNOLOGIES PLACEMENT PAPERS – INTERVIEW PAPER 2013 – APTITUDE 1
PAPER : VERBAL | QUESTIONS : 25 | TIME : 35 MINS
1. What is the fourth term in the expansion of (3x – 2)10?
(3x – 2)10 = 10C0 (3x)10–0(–2)0 + 10C1 (3x)10–1(–2)1 + 10C2 (3x)10–2(–2)2
+ 10C3 (3x)10–3(–2)3 + 10C4 (3x)10–4(–2)4 + 10C5 (3x)10–5(–2)5
+ 10C6 (3x)10–6(–2)6 + 10C7 (3x)10–7(–2)7 + 10C8 (3x)10–8(–2)8
+ 10C9 (3x)10–9(–2)9 + 10C10 (3x)10–10(–2)10
2. Solve 3x^2–3x = 81.
3x^2–3x = 81
3x^2–3x = 34
x2 – 3x = 4
x2 – 3x – 4 = 0
(x – 4)(x + 1) = 0
x = –1, 4
3. The value of log343 7 is
A. 1/3 B. - C. – 1/3 D. 3
4. In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the Remainder is 46, the divident is
A. 4236 B. 4306 C. 4336 D. 5336
5. Nivedita stops after going 10 km towards west from her office. Then she goes 8 km turning to her left. After this she goes 4 km turning to her left. How far is she from her office?
A) 18 km
B) 8 km
C) 16 km
D) 14 km
E) None of these
6. A clock is started at noon. By 10 minutes past 5, the hour hand has turned through:
A. 145º B. 150º C. 155º D. 160º
7. Each problem consists of a problem followed by two statements. Decide whether the data in the statements are sufficient to answer the question. Select your answer according to whether:
(A) statement 1 alone is sufficient, but statement 2 alone is not sufficient to answer the question
(B) statement 2 alone is sufficient, but statement 1 alone is not sufficient to answer the question
(C) both statements taken together are sufficient to answer the question, but neither statement alone is sufficient
(D) each statement alone is sufficient
(E) statements 1 and 2 together are not sufficient, and additional data is needed to answer the question
How Many Ewes (Female Sheep) in a Flock of 50 Sheep are Black?
There are 10 rams (male sheep) in the flock.
Forty Percent of the Animals Are Black.
A
B
C
D
8. E3. Is the length of a side of equilateral triangle E less than the length of a side of square F?
The perimeter of E and the perimeter of F are equal.
The ratio of the height of triangle E to the diagonal of square F is 2√3 : 3√2.
A
B
C
D
E
9. If a and b are both positive, what percent of b is a?
a = 3/11
b/a = 20
A
B
C
D
E
10.The binary equivalent of the Hexadecimal number 7BD is
A. 11110111101
B. 111010111101
C. 101110111101
D. All of the above
E. None of the above
11.What is the smallest number by which 2880 must be divided in order to make it into a perfect Square?
(a) 3
(b) 4
(c) 5
(d) 6
12. A rectangular plank (2)1/2 meters wide can be placed so that it is on either side of the diagonal of a square shown below.(Figure is not available)What is the area of the plank?
Ans :7*(2)1/2
13. Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ?
(a) 6
(b) 8
(c) 7
(d) data insufficient
Ans: C
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