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Q:

A kiddy bank of a child contains all Rs. 1, 50 paise and 25 paise coins. What is the total amount in the bank ?
(1) Total number of coins are 20
(2) The number of 50 paise and 25 paise coins are in the ratio of 7:3.

A) only 1 is needed B) only 1 is needed
C) Both and 2 are needed D) None
 
Answer & Explanation Answer: C) Both and 2 are needed

Explanation:

Given that 50 paise and 25 paise coins are in the ratio of 7:3, they can be either 7 & 3 or 14 & 6.
As total 20 coins also includes Rs. 1 coins, so 50 paise & 25 paise coins are 7 & 3 respectively & Rs. 1 coins are 10.
Total amount = (100x10) + (50x7) + (25x3)=1425 paise or Rs.14.25.

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams , CAT
Job Role: Bank PO

Q:

The sum of the digits of a two-digits number is 10,while when the digits are reversed, the number decreases by 54. Find the changed number ?

A) 28 B) 19
C) 37 D) 46
 
Answer & Explanation Answer: A) 28

Explanation:

Let the original number is 82 i.e 8 + 2 = 10 and when the digits are reversed i.e 28
The difference is 82 - 28 = 54 i.e, the number is decreased by 54.

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Filed Under: Numbers
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk

Q:

How many three digit numbers 'abc' are formed where two of the three digits are same ?

A) 252 B) 648
C) 243 D) 900
 
Answer & Explanation Answer: C) 243

Explanation:

Digits are 0,1,2,3,4,5,6,7,8,9. So no. of digits are 10

 

First all possible case => 9(0 excluded) x 10 x 10 = 900

 

Second no repetition allowed =>9 x 9 x 8 = 648

 

Third all digits are same => 9 (111,222,333,444,555,666,777,888,999)

 

Three digit numbers where two of the three digits are same = 900 - 648 - 9 = 243 ;

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Filed Under: Permutations and Combinations
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

Q:

Find the sum of the all the numbers formed by the digits 2,4,6 and 8 without repetition. Number may be of any of the form like 2,24,684,4862 ?

A) 133345 B) 147320
C) 13320 D) 145874
 
Answer & Explanation Answer: B) 147320

Explanation:

Sum of 4 digit numbers = (2+4+6+8) x P33 x (1111) = 20 x 6 x 1111 = 133320 


Sum of 3 digit numbers = (2+4+6+8) x P23 x (111) = 20 x 6 x 111 = 13320 


Sum of 2 digit numbers = (2+4+6+8) x P13 x (11) = 20 x 3 x 11 = 660 


Sum of 1 digit numbers = (2+4+6+8) x P03 x (1) = 20 x 1 x 1 = 20 

 

Adding All , Sum = 147320

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Filed Under: Permutations and Combinations
Exam Prep: CAT , Bank Exams
Job Role: Bank PO , Bank Clerk

Q:

A cuboid of dimension 24cm x 9cm x 8 cm is melted and smaller cubers are of side 3 cm is formed.find how many such cubes can be formed ?

A) 64 B) 56
C) 48 D) 40
 
Answer & Explanation Answer: A) 64

Explanation:

Volume of cuboid = (24 x 9 x 8) cm = 1728 cu.cm
Volume of small cube = (3 x 3 x 3) cm = 27 cu.cm


So, No. of small cubes formed = 1728/27 = 64.

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Filed Under: Volume and Surface Area
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

Q:

Which company announced the launch of 1Gbps (gigabits per second) wired broadband internet services in Hyderabad, India's first giga city?

A) ACT Fibernet B) BSNL
C) RCOM D) Telenor India
 
Answer & Explanation Answer: A) ACT Fibernet

Explanation:

ACT Fibernet announced the launch of 1Gbps (gigabits per second) wired broadband internet services in Hyderabad. It makes the `City of Pearls’ India’s first `Giga City.’ In Hyderabad, the 1 Gb plan will offer at Rs 5,999 per month.

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Filed Under: General Awareness
Exam Prep: Bank Exams
Job Role: Bank Clerk

Q:

From April 1, 2017 Interest rates on small savings deposits including PPF cut by

A) 0.5% B) 0.4%
C) 0.2% D) 0.1%
 
Answer & Explanation Answer: D) 0.1%

Explanation:
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Filed Under: General Awareness

Q:

The first tiger reserve in India to officially introduce a mascot, which has been named Bhoorsingh the Barasingha is

A) Sunderbans Tiger Reserve B) Bandhavgarh Tiger Reserve
C) Kanha Tiger Reserve D) Corbett Tiger Reserve
 
Answer & Explanation Answer: C) Kanha Tiger Reserve

Explanation:

The Kanha Tiger Reserve in Madhya Pradesh has become the first Tiger reserve in India to officially introduce a mascot, which has named Bhoorsingh the Barasingha.

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Filed Under: Animals and Birds
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk