Exams


Q:

The diameter of the driving wheel of a bus is 140 cm. How many revolution, per minute must the wheel make in order to keep a speed of 66 kmph ?

A) 150 B) 250
C) 350 D) 550
 
Answer & Explanation Answer: B) 250

Explanation:

Circumference = No.of revolutions * Distance covered

 

Distance to be covered in 1 min. = (66 X1000)/60 m = 1100 m.
Circumference of the wheel = 2 x (22/7) x 0.70 m = 4.4 m.
Number of revolutions per min. =(1100/4.4) = 250.

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Filed Under: Area
Exam Prep: Bank Exams
Job Role: Bank PO

47 28686
Q:

If a=2b/3, b=2c/3, and c=2d/3, then find the ratio of b and d:

 

A) 8/9 B) 4/9
C) 4/3 D) 5/27
 
Answer & Explanation Answer: B) 4/9

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

3 28684
Q:

In the following question, select the missing number from the given series.

 

23, 23, 46, 138, 552, ?

 

A) 2760 B) 3040
C) 2560 D) 2420
 
Answer & Explanation Answer: A) 2760

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

1 28675
Q:

k purchased a table for Rs.11,000 and sold it for Rs.13,500.what is his gain  in percentage?

A) 19.8% B) 20.6%
C) 22.7% D) 22%
 
Answer & Explanation Answer: A) 19.8%

Explanation:
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Filed Under: Inventions
Exam Prep: Bank Exams

9 28668
Q:

Which of the following statements about the olive ridley turtles is/are correct?

1. They are the smallest and most abundant of all sea turtles found in the world.

2. They live in warm waters of Pacific, Atlantic and Indian Oceans.

3. The Coromandel Coast in India is the largest mass nesting site for the olive ridley turtles.

Select the correct answer using the code

A) 1, 2 and 3 B) 1 and 2 only
C) 2 and 3 only D) 1 only
 
Answer & Explanation Answer: B) 1 and 2 only

Explanation:

The Olive ridley turtles are the smallest and most abundant of all sea turtles found in the world, inhabiting warm waters of the Pacific, Atlantic and Indian oceans. These turtles, along with their cousin the Kemps ridley turtle, are best known for their unique mass nesting called Arribada, where thousands of females come together on the same beach to lay eggs. Though found in abundance, their numbers have been declining over the past few years, and the species is recognized as Vulnerable by the IUCN Red list.The coast of Orissa in India is the largest mass nesting site for the Olive-ridley, followed by the coasts of Mexico and Costa Rica.

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Filed Under: Indian Geography
Exam Prep: Bank Exams

0 28662
Q:

In the following question, select the missing number from the given series.

 

15, 7.5, 7.5, ?, 22.5, 56.25

 

A) 10.25 B) 11.25  
C) 11 D) 12.5
 
Answer & Explanation Answer: B) 11.25  

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams , CAT

6 28639
Q:

If "A" denotes "addition", "B" denotes "divided by", "C" denotes "multiplication" and "D" denotes "subtraction", then

 

96 B 12 C 4 A 8 D 32 = ?

 

A) 8 B) 3
C) 1 D) 2
 
Answer & Explanation Answer: A) 8

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

1 28636
Q:

Find the missing number in the given number series?

1 8 36 ? 1100 7701

A) 97 B) 129
C) 164 D) 183
 
Answer & Explanation Answer: D) 183

Explanation:

The given number series is 1 8 36 ? 1100 7701

It follows a pattern that,

 

1

1 x 3 + 5 = 8

8 x 4 + 4 = 36

36 x 5 + 3 = 183

183 x 6 + 2 = 1100

1100 x 7 + 1 = 7701

 

Hence, the missing number in the given series is 183.

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

13 28630