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Q:

Two solutions have milk & water in the ratio 7:5 and 6:11. Find the proportion in which these two solutions should Be mixed so that the resulting solution has 1 part milk and 2 parts water ?

A) 7 : 12 B) 8 : 13
C) 9 : 4 D) 2 : 5
 
Answer & Explanation Answer: B) 8 : 13

Explanation:

To get the solution that contains 1 part of milk and two parts of water,
they must be mixed in the ratio as
7x+6x/5y+11y = 1/2
26x = 16y
x/y = 16/26
x/y = 8/13

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Filed Under: Ratios and Proportions
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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Q:

If 'A $ B' means 'A is brother of B', 'A @ B' means 'A is wife of B', 'A #B' means ' A is daughter of B' and 'A * B' means 'A is father of B', then which of the following expressions indicates the relationship 'U is father-in-law of P ?

A) P@Q$T#U*W B) P@Q$T#W*U
C) P@W$Q*T#U D) P@Q$W*T#U
 
Answer & Explanation Answer: A) P@Q$T#U*W

Explanation:

Here the P is the wife of Q who is brother of T who is daughter of U.

That implies P is wife of U's son Q => U is father-in-law of P.

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Filed Under: Blood Relations
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

Six friends A, B, C, D, E and F joined an institute in the year 1993 but on different days. Only E has joined after C and D. C joined immediately before A and immediately after B. F is not the first or the last person to join. D will not be in any corner.
Who is the first person joining the Institute?

A) E B) D
C) A D) B
 
Answer & Explanation Answer: D) B

Explanation:

The only possible way is BCAFDE
As D & F is not in any corner and E is after C and D. C is after B and before A
So the first person to join the institute is B

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Filed Under: Number, Ranking and Time Sequence Test
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

Value of vehicle at end of each year depreciates at the rate of 3/5th of value at the beginning. If Initial value is 10,000Rs then at the end of three years its value is ? 

A) Rs. 6000 B) Rs. 3600
C) Rs. 2160 D) Rs. 415
 
Answer & Explanation Answer: C) Rs. 2160

Explanation:

End of first year     :  10000 x (3/5) = Rs. 6000
End of second year :  6000 x (3/5) = Rs. 3600
End of third year    :  3600 x (3/5) = Rs. 2160

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

There are five bags. In the first bag we put some fruits. Each bag the number of fruits is reduced by 1/4. The last bag contains 4. Then the number of fruits in the first bag is ?

A) 2596 B) 1024
C) 256 D) 64
 
Answer & Explanation Answer: B) 1024

Explanation:

Fruits reduced by 1/4.
Total no. of bags N = 5
Formula to find no. of fruits in 1st bag = 4^n
Last Bag = 4 fruits.
That means, 4th bag = 4 x 4 = 16 fruits
3rd bag = 16 x 4 = 64 fruits
2nd bag = 64 x 4 = 256 fruits
1st bag = 256 x 4= 1024 fruits.

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Filed Under: Arithmetical Reasoning
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Q:

A person in a bet 40 shots taken. 50p for a hit, 10p for a miss.(he have to give). Finally he has Rs.5. How many hits he have ?

A) 15 B) 20
C) 25 D) 30
 
Answer & Explanation Answer: A) 15

Explanation:

Let number of hit shots be 'X'
Let number of miss shots be 'Y'
Given X + Y = 40....(1)
50X - 10Y = 500.....(2)
Solving 1 and 2, we get
X = 15 and Y = 25
Therefore, number of hits = 15

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Filed Under: Problems on Numbers
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Q:

What was the theme of World Consumer Rights Day 2017 ?

A) A Step Towards Digital World B) Building a Digital World Consumers can Trust
C) A smart Digital Consumers D) A Tradition of Trust With Consumers
 
Answer & Explanation Answer: B) Building a Digital World Consumers can Trust

Explanation:

World Consumer Rights Day is being observed today (15 March 2017) which is an awareness day and theme for this year is 'Building a Digital World Consumers can trust'.

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
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Q:

World Consumer Rights Day is observed globally on ___________.

A) 15 March B) 25 March
C) 14 March D) 25 April
 
Answer & Explanation Answer: A) 15 March

Explanation:

World Consumer Rights Day is being observed globally on 15 March which is an awareness day for the consumers.

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Filed Under: Important Days and Years
Exam Prep: AIEEE , Bank Exams , CAT
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