Quantitative Aptitude - Arithmetic Ability Questions

Q:

The sum of the ages of husband and wife at present is 100. Ten years ago the ratio of their ages was 9:7. What is the age of the husband?

A) 45 years B) 55 years
C) 65 years D) 40 years
 
Answer & Explanation Answer: B) 55 years

Explanation:
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Filed Under: Problems on Ages
Exam Prep: Bank Exams

3 1643
Q:

If 3x= 4y= 12, then z is equal to

A) xy B) x + y
C) xy/x+Y D) 4x +3y
 
Answer & Explanation Answer: C) xy/x+Y

Explanation:
Taking log of all 3 we get
xln3 = yln4 =
zln12 = k
z = k/ln12 = k / ln(
3*4) = k/ln3 + ln4 = k / (k/x +k/y) = xy / (x+y)
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Filed Under: Simplification
Exam Prep: Bank Exams

0 1642
Q:

The incomes of X and Y are in the ratio 5 : 6 and their expenditure are in the ratio 6 : 5. If X saves Rs 7000 and Y saves Rs 15000, then what will be the income (in Rs) of X?

 

A) 28000 B) 20000
C) 25000 D) 24000
 
Answer & Explanation Answer: C) 25000

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

4 1641
Q:

A shopkeeper purchased 10 boxes of pencils containing 10 pencils each at Rs. 100 per box and sold each pencil at a profit 12%. What is the total sale price?

A) Rs.1100 B) Rs.1120
C) Rs.1200 D) Rs.1210
 
Answer & Explanation Answer: B) Rs.1120

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

2 1641
Q:

A Bus travels at the speed of 36 km/hr, then the distance covered by it in one second is

A) 10 m B) 15 m
C) 12.5 m D) 13.5 m
 
Answer & Explanation Answer: A) 10 m

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Filed Under: Time and Distance
Exam Prep: Bank Exams

0 1641
Q:

On a certain principal if the Simple interest for two years is Rs 3000 and Compound interest for the two years is Rs 3225, what is the rate of Interest?

A) 7.5 percent B) 30 percent
C) 15 percent D) 22.5 percent
 
Answer & Explanation Answer: C) 15 percent

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Filed Under: Simple Interest
Exam Prep: Bank Exams

3 1641
Q:

Ganesh invested an amount of Rs x in a fixed deposit scheme offering 5% per annum for 1st year and 15% per annum for 2nd year and received an amount of Rs 9660 after two years. What is the value of x (in Rs)?

A) 9000 B) 8000
C) 8500 D) 8200
 
Answer & Explanation Answer: B) 8000

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Filed Under: Simple Interest
Exam Prep: Bank Exams

0 1641
Q:

A man travels 430 kilometres in, partly by rail and partly by steamer. He spends 10 hours more time on steamer. If the velocity of the steamer is 25 km/hr and the velocity of rail is 65 km/hr, how much distance does he cover by steamer?

A) 360 km B) 300 km
C) 450 km D) 540 km
 
Answer & Explanation Answer: B) 300 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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