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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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To travel 732 km, an Express train takes 6 hours more than Rajdhani. If the speed of the Express train is doubled, it takes 3 hours less than Rajdhani. The speed of Rajdhani is

A) 81.3 km/hr	B) 61 km/hr
C) 40.7 km/hr	D) 101.7 km/hr

A) 81.3 km/hr

B) 61 km/hr

C) 40.7 km/hr

D) 101.7 km/hr

Answer & Explanation Answer: B) 61 km/hr

Explanation:

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

1 2407

(P - 4)(P - 6)

Simplify the above?

Answer

(P - 4)(P - 6)

Now applying distributive property, we get

P.P - 4.P - 6.P + 6.4

P^2 - 10P + 24

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Subject: Simplification Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

3 2405

A shopkeeper wants to earn 33% profit on an article after offering 30% discount. By how much percentage more he should mark the price of his article above cost price?

A) 90	B) 63
C) 69	D) 72

A) 90

B) 63

C) 69

D) 72

Answer & Explanation Answer: A) 90

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

6 2404

The marked price of an article is 60% more than its cost price. What maximum discount percentage can be offered by the shopkeeper to sell his article at no profit or no loss?

A) 37.5	B) 62.5
C) 50	D) 25

A) 37.5

B) 62.5

C) 50

D) 25

Answer & Explanation Answer: A) 37.5

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

5 2404

Sum of four consecutive odd numbers is 208. Find the largest number.

A) 55	B) 57
C) 59	D) 61

A) 55

B) 57

C) 59

D) 61

Answer & Explanation Answer: A) 55

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 2404

A train covers a distance of 12 km in 10 min. If it takes 6 sec to pass a telegraph post, the length of the train is

A) 90 m	B) 100 m
C) 120 m	D) 140 m

A) 90 m

B) 100 m

C) 120 m

D) 140 m

Answer & Explanation Answer: C) 120 m

Explanation:

Speed of the train = 12000 / 10*60 = 20 m/s

Length of the train = Speed X time = 20 X 6 = 120m

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

2 2402

A man bought 500 metres of electronic wire at 50 paise per metre. He sold 50% of it at a profit of 5%. At what percent should he sell the remainder so as to gain 10% on the whole transaction?