Quantitative Aptitude - Arithmetic Ability Questions

Q:

The average revenues of 9 consecutive years of a company is Rs 80 lakhs. If the average of first 5 years is Rs 75 lakhs and that of last 5 years is Rs 87 lakhs, find the revenue for the 5th year.

A) Rs 90 lakhs B) Rs 92 lakhs
C) Rs 88 lakhs D) Rs 86 lakhs
 
Answer & Explanation Answer: A) Rs 90 lakhs

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Q:

Raghu goes to college at a speed of 4 kmph and returns at a speed of 3 kmph. If he takes 5.95 hrs in all, then what is the distance between his home and the college?

A) 10.2 km B) 10.5 km
C) 10 km D) 20 km
 
Answer & Explanation Answer: A) 10.2 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

A fraction becomes 6/5 when 5 is added to its numerator and becomes 1/2 when 4 is added to its denominator. What will be the value of the fraction?

A) 8/9 B) 7/10
C) 7/8 D) 6/11
 
Answer & Explanation Answer: B) 7/10

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Q:

Two students appeared for an examination. One of them secured 20 marks more than the other and his marks were 55% of the sum of their marks. The marks obtained by them are

A) 92 and 72 B) 83 and 63
C) 110 and 90 D) 64 and 44
 
Answer & Explanation Answer: C) 110 and 90

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Q:

Raman can do a work in 5 days, Jatin can do the same work in 7 days and Sachin can do the same work in 9 days. If they do the same work together and they are paid Rs 2860, then what is the share (in Rs) of Raman?

A) 1260 B) 700
C) 900 D) 870
 
Answer & Explanation Answer: A) 1260

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Exam Prep: AIEEE , Bank Exams , CAT

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Q:

There were 35 studentsina hostel.Ifthenumber of studentsbe increased by 7, the expenditure on food increases by Rs 42 per day while the average expenditure of studentsis reduced by Rs 1. What was the initial expenditure on food per day?

A) Rs 432 B) Rs 442
C) Rs 420 D) Rs 400
 
Answer & Explanation Answer: C) Rs 420

Explanation:

Let the original avg expenditure be x

Total expenditure = 35x

⇒35x + 42 = (x-1) X 42

⇒35x + 42 = 42x –42

⇒7x = 84

⇒x = 12

So, initial expenditure = 12 X 35 = 420

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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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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) Perpendicular B) Base
C) Hypotenuse D) Radius
 
Answer & Explanation Answer: D) Radius

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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