Aptitude and Reasoning Questions

Q:

X2+X2 =

A) 4X B) 2X
C) 2X^2 D) X/2
 
Answer & Explanation Answer: C) 2X^2

Explanation:

Here the given expression, 

X2 + X is an algebraic expression. Here in this expression the terms are like terms. Now to add them, add their coefficients.

Here in the given expression, the like terms are two X

Hence, adding their coefficients i.e, 1 + 1 = 2

Therefore, 

 

X2 + X2 = 2X2.

Report Error

View Answer Report Error Discuss

Filed Under: Mathematical Operations
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: IT Trainer , Bank PO , Bank Clerk , Analyst

14 3442
Q:

Sanmitra walked 8 m towards the north. He turned to his right and walked 16m , then he turned to his left and walked 5 m and again he turned to his left and walked 16 m. In which direction is he from his starting point ?

A) South B) East
C) North D) West
 
Answer & Explanation Answer: C) North

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Direction Sense Test
Exam Prep: Bank Exams

6 3441
Q:

Group the given figures into three classes using each figure only once.

A) 3,4,9 ; 5,7,8 ; 1,2,6 B) 1,5,6 ; 2,4,8 ; 3,7,9
C) 4,6,8 ; 3,5,7 ; 1,2,9 D) 1,2,7 ; 3,5,9 ; 4,6,8
 
Answer & Explanation Answer: D) 1,2,7 ; 3,5,9 ; 4,6,8

Explanation:

1, 2, 7 are simple geometrical figures. 

3, 5, 9 have one element placed inside a different element.

4, 6, 8 have two different elements attached to each other.

Report Error

View Answer Report Error Discuss

Filed Under: Grouping of Images

14 3437
Q:

Five friends are standing in a line. Nishu is taller than Riya but shorter than Pooja. Amrita is the shortest.Riya is shorter than Nishu but taller than Nikita. Who is the second tallest?

A) Amrita B) Pooja
C) Riya D) Nishu
 
Answer & Explanation Answer: D) Nishu

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

1 3432
Q:

Find the missing number

A) 112 B) 144
C) 156 D) 186
 
Answer & Explanation Answer: C) 156

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

0 3428
Q:

In an army selection process, the ratio of selected to unselected candidates was 6:1. If 30 less had applied and 10 less selected, the ratio of selected to unselected would have been 7:1. How many candidates had applied for the process?

A) 910 B) 1820
C) 455 D) 2730
 
Answer & Explanation Answer: A) 910

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Ratios and Proportions
Exam Prep: AIEEE , Bank Exams , CAT

6 3427
Q:

Find the area of the trapezium, whose parallel sides are 12 cm and 10 cm, and distance between the parallel sides is 14 cm?

A) 121 sq.com B) 154 sq.com
C) 186 sq.com D) 164 sq.com
 
Answer & Explanation Answer: B) 154 sq.com

Explanation:

We know that, 

Area of trapezium = 1/2 x (Sum of parallel sides) x (Distance between Parallel sides)

= 1/2 x (12 + 10) x 14

= 22 x 14/2

= 22 x 7

= 154 sq. cm

Report Error

View Answer Report Error Discuss

Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

23 3425
Q:

How many black cards are in a deck?

A) 13 B) 26
C) 39 D) 52
 
Answer & Explanation Answer: B) 26

Explanation:

The total cards in the deck are 52. These 52 cards are divided into 4 suits of 13 cards in each suit. Two Red suits and Two black suits.

Red suits :: Heart suit and Diamond suit = 26

Black suits :: Spade suit and Club suit = 26.

Report Error

View Answer Report Error Discuss

0 3424