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Q:

A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 4 days. How long B alone would take to do the whole work?

A) 12.5 days B) 100 days
C) 22.5 days D) 35 days
 
Answer & Explanation Answer: B) 100 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

Q:

Find the sum of interior angles of a dodecagon?

A) 1620° B) 1800°
C) 1440° D) 1260°
 
Answer & Explanation Answer: B) 1800°

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

The line passing through (-2,5) and (6,b) is perpendicular to the line 20x + 5y = 3. Find b?

A) -7 B) 4
C) 7 D) -4
 
Answer & Explanation Answer: C) 7

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

A shopkeeper by selling 13 Titan watches, earns a profit equal to the selling price of 3 Titan watches. His profit percentage is

A) 30 percent B) 23.0 percent
C) 46 percent D) 16 percent
 
Answer & Explanation Answer: A) 30 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

Two cars travel from city A to city B at a speed of 36 and 48 km/hr respectively. If one car takes 3 hours lesser time than the other car for the journey, then the distance between City A and City B is

A) 518 km B) 432 km
C) 648 km D) 346 km
 
Answer & Explanation Answer: B) 432 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

Q:

ΔABC is similar to ΔDEF. Length of AB is 18 cm and length of the corresponding side DE is 10 cm. What is the ratio of Perimeter of ΔABC : Perimeter of ΔDEF?

A) 5:9 B) 9:5
C) 81:25 D) 25:81
 
Answer & Explanation Answer: B) 9:5

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

Q:

The total surface area of a hemisphere is 166.32 sq cm, find its radius?

A) 4.2 cm B) 8.4 cm
C) 1.4 cm D) 2.1 cm
 
Answer & Explanation Answer: A) 4.2 cm

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

Q:

The third proportional of two numbers 9 and 24 is

A) 39 B) 48
C) 72 D) 64
 
Answer & Explanation Answer: D) 64

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams