Quantitative Aptitude - Arithmetic Ability Questions

Q:

In a mixture, sugar and milk are in the ratio 4 : 5. If 7 litres of milk is added to it, then the ratio of sugar and milk in the new mixture becomes 2 : 3. What is the total quantity (In litres) of sugar in new mixture?

 

A) 35 B) 28
C) 42 D) 24
 
Answer & Explanation Answer: B) 28

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

3 1029
Q:

Δ ABC is right angled at B. If m∠A = 30°. What is the length (in cm) of AB, if AC = 8 cm?

A) 2√3 B) 4√3
C) 4/√3 D) 2/√3
 
Answer & Explanation Answer: C) 4/√3

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

1 1029
Q:

Find the total surface area (in cm²) of a right circular cylinder of diameter 42 cm and height 14 cm

A) 4488 B) 4250
C) 4010 D) 4620
 
Answer & Explanation Answer: D) 4620

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1028
Q:

Aparna changes the marked price of an item to 50% above its C.P. What % of discount allowed in approximately to gain 10%?

 

A) 27% B) 25%
C) 35% D) 37%
 
Answer & Explanation Answer: A) 27%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

1 1028
Q:

The interest earned on Rs. 3675 at the rate of 4% simple interest per annum for 2 years will be

A) Rs. 294 B) Rs. 289.50
C) Rs. 292 D) Rs. 288.50
 
Answer & Explanation Answer: A) Rs. 294

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Filed Under: Simple Interest
Exam Prep: Bank Exams

7 1027
Q:

Pipe A can fill an empty cistern in 4 hours while along with Pipe B it can fill it up in 3 hours. Only Pipe A is turned on for an hour after which Pipe B is also turned on. How much total time will it take to fill up the cistern?

A) 3 hrs 20 min B) 3 hrs 25 min
C) 3 hrs 15 min D) 3 hrs
 
Answer & Explanation Answer: C) 3 hrs 15 min

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

0 1027
Q:

Determine the value of a+1b-1 when ab = 343.

A) 9 B) 64
C) 125 D) 216
 
Answer & Explanation Answer: B) 64

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1027
Q:

What is the equation of the line if its slope is ­2/5 and y-­intercept is 6?

A) 2x + 5y = 6 B) 2x + 5y = 30
C) 2x - 5y = 6 D) 2x + 5y = ­-30
 
Answer & Explanation Answer: B) 2x + 5y = 30

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1026