Quantitative Aptitude - Arithmetic Ability Questions

Q:

To cover a distance of 216 km in 3.2 hours, what should be the average speed of the car in meters/second?

A) 67.5 m/s B) 33.75 m/s
C) 37.5 m/s D) 18.75 m/s
 
Answer & Explanation Answer: D) 18.75 m/s

Explanation:
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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

Price of 1 kg of sugar is increased by 30% and the increase is of Rs 48. What is the new price (in Rs) of the sugar per kg?

A) 178 B) 160
C) 208 D) 216
 
Answer & Explanation Answer: C) 208

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

P and Q can do a project in 150 and 100 days respectively. In how many days can they complete 60% of the project if they work together?

A) 12 days B) 72 days
C) 42 days D) 36 days
 
Answer & Explanation Answer: D) 36 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

3/5 as a decimal fraction?

A) 0.25 B) 0.45
C) 0.60 D) 0.75
 
Answer & Explanation Answer: C) 0.60

Explanation:

Given fraction is 3/5

Now, multiply with 2 for numerator and denominator

we get,

3/5 x 2/2 = 6/10

 

When we divide, 6 with 10, we get 0.6 as quotient.

 

Hence, 3/5 as a decimal fraction is 0.6.

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Filed Under: Decimal Fractions
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

If 4x = √5+ 2, then the value of x - 1/16x is

A) 1 B) -1
C) 4 D) 2√5
 
Answer & Explanation Answer: A) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If 27% of an electricity bill is deducted, Rs 1825 is still to be paid. How much was the bill?

A) Rs 1437 B) Rs 2536
C) Rs 2500 D) Rs 1473
 
Answer & Explanation Answer: C) Rs 2500

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

A shopkeeper earns a profit of 15% after selling a book at 20% discount on the printed price . The ratio of the cost price and printed price of the book is

A) 20:23 B) 23:20
C) 16:23 D) 23:16
 
Answer & Explanation Answer: C) 16:23

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

Ravi invested Rs.P in a scheme A offering simple interest at 10% p.a. for two years. He invested the whole amount he received from scheme A, in another scheme (B) offering simple interest at 12% p.a. for five years. If the difference between the interests earned from schemes A and B was Rs. 13,00/, what is the value of P ?

A) 2500 B) 2000
C) 3000 D) 3500
 
Answer & Explanation Answer: A) 2500

Explanation:

It is given that the initial amount invested in scheme A is Rs P at 10%per Annum S.I. =PTR/100 = P x 10 x 2/100 Now the total amount after 2 years is = 1.2P New Rate of interest = 12% per annum Time = 5 years S.I for next 5 years when new principal amount is 1.2 P = 1.2Px12x5/100 = 0.72P Total amount after 5 years at 12% per annun = 1.72P Given that 1.72P - 1.2P = 1300 P = 1300/0.52 P = Rs. 2500

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Filed Under: Simple Interest

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