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Q:

The denominator of a rational number exceeds its numerator by 10. If the numerator is increased by 4 and the denominator is reduced by3, the number obtained is 5/6. The original rational number is

A) 11/12 B) 7/17
C) 9/19 D) 13/23
 
Answer & Explanation Answer: A) 11/12

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

Q:

If a rod of length 208 45 is cut into equal pieces of length 23 15 then the total number of rods obtained is

A) 5 B) 8
C) 9 D) 7
 
Answer & Explanation Answer: C) 9

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

Select the missing number based on the given related pair of numbers.

 

158 : 384 :: 140 : ___

A) 347 B) 346
C) 348 D) 349
 
Answer & Explanation Answer: C) 348

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

The maximum number of electrons that can be accommodated in a shell is indicated by the formula

A) 2n-2 B) 2n3
C) 2n D) 2n2
 
Answer & Explanation Answer: D) 2n2

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Filed Under: Chemistry
Exam Prep: Bank Exams

Q:

The following table gives the details of the number of students in class 10, Section A and B, who had taken their midterm and final exams.

 

Result Section A Section B

Total number of students who failed in both the exams

 28 23
Number of students who failed in the midterm but passed iin the final exam 14 12
Number of students who passed in the midterm but failed in the final exam 6 17
Number of students who passed in both the exams 64 55

 

Based on the given data, the percentage of Section A students who passed the annual exam is ___.

A) 69.69 B) 69.54
C) 69.70 D) 69.64
 
Answer & Explanation Answer: D) 69.64

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Filed Under: Table Charts
Exam Prep: Bank Exams

Q:

Select the option that correctly matches the contents of the first column with the contents of the second column.

 

A. Elements combine in fixed ratios I. Dalton's atomic theory
B. Atoms are indivisible II. The same number of molecules
C. Sulphate and Oxalate ions are anions, whereas magnesium and III. Law of constant proportions
D. Gram atomic mass of an element and the gram molecular mass of a compound contain IV. Ammonium ions are cations

 

A) A-III, B-II, C-IV, D-I B) A-III, B-I, C-IV, D-II
C) A-III, B-IV, C-I, D-II D) A-I, B-III, C-IV, D-II
 
Answer & Explanation Answer: B) A-III, B-I, C-IV, D-II

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

Q:

In the given diagram, Set U is the universal set and Set L, M and N represent students studying History, Geography and Language, respectively.

 

What is the total number o students studying History and Geography but NOT Language?

 

A) 7 B) 2
C) 5 D) 12
 
Answer & Explanation Answer: C) 5

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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams , CAT

Q:

Among the following which is a rational number?

 

A) 323 B) 325
C) 324 D) 326
 
Answer & Explanation Answer: B) 325

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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams