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Q:

If the side of a square is increased by 20%, then what will be the percentage increase in its perimeter?

A) 20	B) 40
C) 100	D) 50

Answer & Explanation Answer: A) 20

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Filed Under: Area
Exam Prep: Bank Exams

Q:

For the figure given below, find the value (in degrees) of $2 ∠ A + ∠ B$ .

A) 180°	B) 202.5°
C) 250°	D) 279°

Answer & Explanation Answer: B) 202.5°

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

For the figure given below, find the angle OAB (in degrees).

A) 25	B) 50
C) 75	D) 90

Answer & Explanation Answer: C) 75

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Filed Under: Area
Exam Prep: Bank Exams

Q:

If $XY = \frac{a + 2}{3} and \frac{Y}{X} = \frac{1}{3}$ , then find the value of $\frac{X^{2} + Y^{2}}{X^{2} - Y^{2}}$ .

A) 1	B) 2
C) 3	D) 4

Answer & Explanation Answer: B) 2

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If 3√7 + √343 = 19.21, then find the value of √252 + 20√7.

A) 39.4	B) 49.9
C) 56.8	D) 92.3

Answer & Explanation Answer: B) 49.9

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

Find the least number among $\frac{5}{9}, \sqrt{\frac{9}{49}}, 0.43 and {(0.7)}^{2}$ .

A) 5/9	B) 0.72
C) 949	D) 0.43

Answer & Explanation Answer: C) 949

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

Q:

Find the average of all prime numbers from 1 to 50.

A) 21.867	B) 22.857
C) 23.887	D) 24.867

Answer & Explanation Answer: A) 21.867

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Filed Under: Average
Exam Prep: Bank Exams

Q:

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, for example 'D' can be represented by 12, 34 etc and 'R' can be represented by 95, 97 etc.

Similarly, you have to identify the set for the word 'PLUS'.

A) 69,21,58,77	B) 14,99,34,66
C) 24,68,43,79	D) 43,58,24,55

Answer & Explanation Answer: A) 69,21,58,77

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams , CAT

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