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Q:

Average age of 5 students of a school is 14 years. The average age of students and their Mathematics and science teachers is 30 years. If the age of science teacher is 6 years more than the age of Mathematics teacher, then what is the age (in years) of Mathematics teacher?

 

A) 67 B) 68
C) 56 D) 74
 
Answer & Explanation Answer: A) 67

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

Q:

In what ratio wheat costing Rs 17/kg mixed with another wheat costing Rs 12/kg to get a mixture costing Rs 13.5/ kg?

 

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

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

Q:

 Out of two numbers, 65% of the smaller number is equal to 45% of the larger number. If the sum of the numbers is 2574, then what is the value of larger number? 

 

A) 1521   B) 1471  
C) 1641 D) 1419
 
Answer & Explanation Answer: A) 1521  

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

If n + n2 + n4 + n8 = 45, then find the value of 'n' which will satisfy the equation.

 

 

A) 16 B) 24
C) 36 D) 48
 
Answer & Explanation Answer: B) 24

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

 In a fraction when 3 is added to its numerator and denominator it becomes 4/5. And it becomes 1/2 when 2 is subtracted from both the numerator and denominator. Find the fraction.

 

A) 15/16   B) 14/16
C) 11/16   D) 9/16
 
Answer & Explanation Answer: C) 11/16  

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

Q:

Which of the following cube in the answer figure cannot be made based on the unfolded cube in the question figure?

 

 

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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Filed Under: Cubes and Dice
Exam Prep: Bank Exams

Q:

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

 

 

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: D) 4

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Filed Under: Image Analysis
Exam Prep: Bank Exams

Q:

In the following question, select the missing number from the given series.

 

15, 22, 31, 42, 55, ?

 

A) 60   B) 68  
C) 70   D) 74
 
Answer & Explanation Answer: C) 70  

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Filed Under: Number Series
Exam Prep: Bank Exams