Aptitude and Reasoning Questions

Q:

The average marks obtained in a class of 50 students is 70%. The average of first 25 is 60% and that of 24 is 80%. What is the marks obtained by the last student?

A) 90% B) 60%
C) 80% D) 70%
 
Answer & Explanation Answer: C) 80%

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

A can do a work in 20 days and B in 50 days. If they work on it together for 5 days, then what fraction of work is left?

A) 13/20 B) 1/3
C) 1/6 D) 2/9
 
Answer & Explanation Answer: A) 13/20

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

X, Y and Z can do a piece of work in 30,40 and 50 days respectively. All three of them began the work together but Y left 4 days before completion of the work. In how many days was the work completed?

A) 660/47 B) 640/47
C) 680/47 D) 665/47
 
Answer & Explanation Answer: A) 660/47

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Filed Under: Time and Work
Exam Prep: Bank Exams , CAT

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Q:

A and B start an enterprise together, with A as active partner. A invests Rs 4000 and Rs 2000 more after 8 months. B invests Rs 5000 and withdraws Rs 2000 after 9 months. Being the active partner, A takes Rs 100 per month as allowance, from the profit. What is the share of B if the profit for the year is Rs 6700?

A) Rs 3350 B) Rs 3250
C) Rs 2700 D) Rs 2800
 
Answer & Explanation Answer: C) Rs 2700

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Filed Under: Partnership
Exam Prep: Bank Exams

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Q:

If a3+ b3 = 19 and a + b = 1, then what is the value of ab?

A) 5 B) -6
C) 7 D) -9
 
Answer & Explanation Answer: B) -6

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The value of cosec260 + sec260  cot260 + tan230 will be

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

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Exam Prep: Bank Exams

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Q:

A thief is stopped by a policeman from a distance of 350 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 5 km/h and that of the policeman as 7 km/h, how far the thief would have run, before he is over- taken?

A) 875 metres B) 700 metres
C) 1050 metres D) 525 metres
 
Answer & Explanation Answer: A) 875 metres

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

What is the unit place digit in the expansion of  773?

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

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Filed Under: Numbers
Exam Prep: Bank Exams

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