DRDO 2009 aptitude answers Part-2

1. Consider the statements;

(1) All mothers are women.

(2) Some parents are women.

Person X concluded from the above that

(P) All Mothers are parents.

(Q) All parents are mothers.

(R) All women are mothers.

(S) Some women are parents.

Which one of the following is the correct conclusion?

(A) P (B) Q (C) R (D) S

Ans: C

2. Here are some words translate from an artificial language

(i) PAM CERUL means sky blue.

(ii) CERUL LAX means blue cheese.

(iii) ORAN WTL means start bright.

Which word could mean “bright sky”?

(A) CERUL PAM (B) ORAN CERUL (C) LAX WTL (D) WTL PAM

Ans: D

3. A child has X number of toys. If he arranges them in groups of two,three or four, he is left with one toy in each case. But if he arranges them in groups of five, he left with none. The least possible value for X is

(A) 25 (B) 26 (C) 27 (D) 33

Ans: A

4. John is the last person in a queue. Ron is seventh in the queue from the froot. Tim is positioned between John and Ron such that the number of people between Ron and Tim is the same as the between Tim and John. The position of Tim is 19^th from the front. What is the positon of John in the queue?

(A) 29 (B) 30 (C) 31 (D) 32

Ans: C

5. Three pencil cost the same as two erasers. Four erasers cost the same as one Ruler. Two rulers cost the same as one pencil box. Which of the following Statements is true?

(A) Six erasers cost the same as a pencil box.

(B) Two pencil boxes cost the same as five pencils.

(C) Six pencils cost the same as ruler.

(D) Eight erasers and three pencils cost the same as a pencil box.

Ans: C

6. Mohit, Ajay,Balu,Shila and Anitha are five students pursuing Bachelor degreeIn five different subjects namely, English,Physics,Mathematics, History and Statistics. Two of them stay in a hostel while the rest stay at home. Balu does not stay in hostel and studies Statistics. Anita studies Mathematics and Ajay studies English. Shila studies Physics. Also out of the students staying at home, one studies Physics and one studies History. What does Mohit study and where does he stay?

(A) Mathematics, hostel (B) History, hostel (C) English,home (D) History,home

Ans: D

7. The next term in the sequence -1/32,1/8,-1/2,2,_____ is

(A) 16 (B) 8 (C) -8 (D) -16

Ans: C

8. Consider the following sequence of figures

The next figure in the sequence is

Ans: A

9. Consider the following figure

When the above figure is rotated clockwise through 90 degrees and held Before a plane mirror, the image obtained will be