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Q:

Manish can complete a work in 21 days and Karan can complete the same work in 28 days. If both together work for 7 days, then what fraction of total work is left?

 

A) 3/5 B) 2/3
C) 7/12 D) 5/12
 
Answer & Explanation Answer: D) 5/12

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Filed Under: Time and Work
Exam Prep: Bank Exams

Q:

What will be the net discount (in percentage) for two successive discounts of 30% and 20%?

A) 50 B) 56
C) 44 D) 54
 
Answer & Explanation Answer: C) 44

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Filed Under: Percentage
Exam Prep: Bank Exams , CAT

Q:

The average of 10 numbers is X and one of the number is 38. If 38 is replaced with 19, then what will be the new average?

A) X– (1/2)   B) X – (1/19)  
C) X – (19/10)   D) X – (19/9)
 
Answer & Explanation Answer: C) X – (19/10)  

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Filed Under: Average
Exam Prep: Bank Exams

Q:

In a mixture, unbroken and broken rice grains are in the ratio 3 : 2. How much fraction of the mixture must be drawn off and substituted with broken grains, so that the ratio of unbroken and broken grains becomes 1 : 1?

 

A) 1/3 B) 1/6
C) 1/4 D) 2/5
 
Answer & Explanation Answer: B) 1/6

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

Q:

The ratio of Mohit’s and Sunil’s age at present is 7 : 9. Mohit is 4 years younger than Sunil. What will be the ratio of Mohit’s age and Sunil’s age after 6 years?

 

A) 5 : 6 B) 4 : 5
C) 6 : 7 D) 5 : 7
 
Answer & Explanation Answer: A) 5 : 6

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Filed Under: Problems on Ages
Exam Prep: Bank Exams
Job Role: Bank Clerk

Q:

If 170% of a number added to 66, then the result becomes equal to twice of the number. What is the number?

A) 200 B) 220
C) 210 D) 236
 
Answer & Explanation Answer: B) 220

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Filed Under: Percentage
Exam Prep: Bank Exams , CAT

Q:

 In the triangle ABC, the internal bisector of angle A meets the side BC at D. If BD=7.5 cm and BC=9 cm. Then calculate the value of AB:AC.

 

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

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

Consider the following two triangles as shown in the figure below.


Choose the correct statement for the above situation.

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

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