Searching for "d"

Q:

If a boat goes a certain distance at 30 km/hr and comes back the same distance at 60 km/hr. What is the average speed (in km/hr) for the total journey?

A) 45 B) 50
C) 40 D) 35
 
Answer & Explanation Answer: C) 40

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Filed Under: Boats and Streams
Exam Prep: Bank Exams

Q:

A number is increased by 84, it becomes 107% of itself. What is the number?

A) 600 B) 900
C) 1500 D) 1200
 
Answer & Explanation Answer: D) 1200

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

A wholesaler sells a jacket to a retailer at a profit of 5% and the retailer sells it to a customer at a profit of 10%. If the customer pays Rs. 4158, what had it cost (in Rs) to the wholesaler?

A) 3500 B) 3400
C) 3300 D) 3600
 
Answer & Explanation Answer: D) 3600

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

The average marks of 40 students in an examination was 25. It was later found that the marks of one student had been wrongly entered as 73 instead of 37. What is the value of correct average?

A) 24.3 B) 24.1
C) 24.5 D) 24.7
 
Answer & Explanation Answer: B) 24.1

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Filed Under: Average
Exam Prep: Bank Exams

Q:

The ratio of present ages of R and S is 11:17. Before 11 years the ratio of their ages was 11:20. What is R's present age (in years)?

A) 51 B) 33
C) 22 D) 40
 
Answer & Explanation Answer: B) 33

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

Q:

If 2 T-shirts are offered free on purchase of 5 T-shirts, what is the effective discount (in %) on each T-shirt?

A) 40 B) 20
C) 30 D) 50
 
Answer & Explanation Answer: A) 40

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

What is the area (in sq cm) of a regular hexagon of side 14 cm?

A) 147√3 B) 441√3
C) 196√3 D) 294√3
 
Answer & Explanation Answer: D) 294√3

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

Q:

M is thrice as good as workman as N and together they finish a piece of work in 30 days. In how many days will M alone finish the work?

A) 50 B) 40
C) 60 D) 45
 
Answer & Explanation Answer: B) 40

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Filed Under: Time and Work
Exam Prep: Bank Exams