CAT Questions

Q:

What is the most commonly spoken language in the world?

A) Mandarin Chinese B) English
C) Spanish D) Hindi
 
Answer & Explanation Answer: A) Mandarin Chinese

Explanation:
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Filed Under: World Geography
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Q:

A man can row upstream at 16 km/hr and downstream at 24 km/hr. Find the speed of the current.

A) 4 kmph B) 6 kmph
C) 5 kmph D) 3 kmph
 
Answer & Explanation Answer: A) 4 kmph

Explanation:

Speed of the current = 24-16/2

= 8/2

= 4 km/hr.

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Filed Under: Boats and Streams
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Q:

If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is:

A) Rs. 408 B) Rs. 204
C) Rs. 412 D) Rs. 220
 
Answer & Explanation Answer: B) Rs. 204

Explanation:

Given ratio = 1/2:2/3:3/4 = 6:8:9

1st part = 782 x 6/23 = Rs. 204.

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Filed Under: Ratios and Proportions
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Q:

What occurs during the digestion of protein?

A) Specific hormones breakdown proteins into simple sugars B) Specific enzymes breakdown proteins into simple sugars
C) Specific hormones breakdown proteins into complex starches D) Specific enzymes breakdown proteins into amino acids
 
Answer & Explanation Answer: D) Specific enzymes breakdown proteins into amino acids

Explanation:

Protein digestion occurs in the stomach and duodenum in which 3 main enzymes:

 

1. Pepsin secreted by the stomach 

2. Trypsin and

3. Chymotrypsin secreted by the pancreas

 

Break down food proteins into polypeptides that are then broken down by various exopeptidases and dipeptidases into amino acids.

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Filed Under: General Science
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2 9254
Q:

A retailer buys product from a shopkeeper at discount of 40% on the list price (marked price) and sells them to the customer at a discount of 25% on the list price.What is his profit percentage ?

A) 10% B) 15%
C) 20% D) 25%
 
Answer & Explanation Answer: D) 25%

Explanation:

Let the list price be Rs.100. 

 

Therefore, the retailer is buying the products at Rs.60 and selling it to the customer at Rs.75, earning a profit of Rs.15.

 

Therefore, his percentage is = 1560x100 = 25%

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Filed Under: Profit and Loss
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17 9253
Q:

If 12 men can reap 120 acres of land in 36 days, how many acres of land can 54 men reap in 54 days?

A) 710 acres B) 760 acres
C) 810 acres D) 860 acres
 
Answer & Explanation Answer: C) 810 acres

Explanation:

12 men120 acres36 days54 men?54 days

 As 12 men can reap 120 acres, 54 men will be able to reap more acres in 36 days, 120 acres of land was reaped, so in 54 days, more land will be reaped.

 

Thus, the numbers of acres that can be reaped by 54 men in 54 days = 5412x120x5436 = 810 acres

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Filed Under: Ratios and Proportions
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19 9234
Q:

Velocitation is the tendency to

A) be traveling at a speed that is faster than perceived B) be traveling at a speed that is slower than perceived
C) Both A & B D) None of the above
 
Answer & Explanation Answer: A) be traveling at a speed that is faster than perceived

Explanation:

Velocitation is a phenomenon caused by driving for long periods at high speeds. A driver may experience velocitation when coming off of the highway; the change in speed makes him or her think that the car is going much slower than it actually is.

 

Velocitation is the tendency to be traveling at a speed that is faster than perceived.

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Filed Under: Physics
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4 9231
Q:

Try this Brain Bashing Challenge ?

17426130_1248673081906460_4073935778689070051_n1500012638.jpg image

A) A to G : 2, 3, 7, 6, 5, 1, 4 B) A to G : 1, 4, 5, 6, 2, 7, 3
C) A to G : 5, 4, 7, 6, 3, 1, 2 D) None
 
Answer & Explanation Answer: A) A to G : 2, 3, 7, 6, 5, 1, 4

Explanation:

This can be done in two ways

1. A to G : 2, 3, 7, 6, 5, 1, 4 

2. A to G : 4, 3, 7, 5, 6, 2, 1

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Filed Under: Math Puzzles
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