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Quantitative Aptitude0%

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Question 1 of 10

1. Question

1 points

Category: Quantitative Aptitude

If selling price of an article is reduced by 60%, then there is a loss of 10% on cost price. What was the initial profit percent?

Correct

Answer- 5) 125%
Explanation:

Incorrect

Answer- 5) 125%
Explanation:

Question 2 of 10

2. Question

1 points

Category: Quantitative Aptitude

A is a working partner and B is a sleeping partner in business A puts in Rs 5,000 and B puts in Rs 6,000. A received 15% of the profit for managing the business and the rest is divided in proportion to their capitals. What is the amount received by A out of the profit of Rs 880 in all?

Correct

Answer – 5) Rs 472
Explanation:

Incorrect

Answer – 5) Rs 472
Explanation:

Question 3 of 10

3. Question

1 points

Category: Quantitative Aptitude

A tap can fill a tank in 6 hours. After half the tank if filled, three more similar taps are opened. What is the total time taken to fill the tank completely?

Correct

Answer – 3) 3 hrs 45 min
Explanation:
Let total capacity of tank= 6 units
Therefore, Efficiency= 6/6= 1 unit
Half tank capacity= 6/2= 3 units
It will be filled = 3 hrs
According to question,
3 more tap of similar capacity are opened after first tap
Total Capacity of four tap= 4 units/hr.
They will filled the tank= Total Capacity/ Efficiency
= (3 units/ (4 units/hr.))
=3/4 hrs
= 45 min
Total Time=3 hrs 45 min

Incorrect

Answer – 3) 3 hrs 45 min
Explanation:
Let total capacity of tank= 6 units
Therefore, Efficiency= 6/6= 1 unit
Half tank capacity= 6/2= 3 units
It will be filled = 3 hrs
According to question,
3 more tap of similar capacity are opened after first tap
Total Capacity of four tap= 4 units/hr.
They will filled the tank= Total Capacity/ Efficiency
= (3 units/ (4 units/hr.))
=3/4 hrs
= 45 min
Total Time=3 hrs 45 min

Question 4 of 10

4. Question

1 points

Category: Quantitative Aptitude

A train 110m long is running at a speed of 60 Km/hr. How many seconds does it take to cross another train, 170m long standing on parallel track?

Correct

Answer – 2) 16.8 seconds
Explanation:
Speed of Running train= 60 Km/hr.
Length of running train= 110m
Length of standing train= 170m
Speed of standing train= 0 Km/hr.
Time taken by Running train to cross the standing train= ((110 + 170) meters / 60 Km/hr.)
Time= ((280 * 18) / (60 * 5))
Time= 16.8 seconds

Incorrect

Answer – 2) 16.8 seconds
Explanation:
Speed of Running train= 60 Km/hr.
Length of running train= 110m
Length of standing train= 170m
Speed of standing train= 0 Km/hr.
Time taken by Running train to cross the standing train= ((110 + 170) meters / 60 Km/hr.)
Time= ((280 * 18) / (60 * 5))
Time= 16.8 seconds

Question 5 of 10

5. Question

1 points

Category: Quantitative Aptitude

If each edge of a square be doubled. What will be increase % in its area?

Correct

Answer – 1) 300%
Explanation:
Percentage increase in its area= (X + Y + ((X * Y)/100))%
Since X= 100%
Y= 100%
= (100 + 100 + ((100 * 100)/100)) %
= (100 + 100 + 100) %
= 300%

Incorrect

Answer – 1) 300%
Explanation:
Percentage increase in its area= (X + Y + ((X * Y)/100))%
Since X= 100%
Y= 100%
= (100 + 100 + ((100 * 100)/100)) %
= (100 + 100 + 100) %
= 300%

Question 6 of 10

6. Question

1 points

Category: Quantitative Aptitude

Solve both equations and give the answer 3x^{2} – (6+√17)x+2√17 = 0 10y^{2 }– (18+5√17)y+9√17=0

Correct

Answer- 3) x=y or no relation can be established
Explanation
X=2, √17/3
Y=√17/2 , 9/5

No relation can be established

Incorrect

Answer- 3) x=y or no relation can be established
Explanation
X=2, √17/3
Y=√17/2 , 9/5

No relation can be established

Question 7 of 10

7. Question

1 points

Category: Quantitative Aptitude

Solve both equations and give the answer 679x^{2} -168x^{2} = 3066 √144y^{3} -9 y^{3 }= 1536

Correct

Answer – 1)x<y
Explanation
X= +√6,-√6
Y=8

Incorrect

Answer – 1)x<y
Explanation
X= +√6,-√6
Y=8

Question 8 of 10

8. Question

1 points

Category: Quantitative Aptitude

{√2 x (79)}^{2} + {√2 x (49)}^{2} = ?

Correct

Answer – 3) 17284
Explanation
? = 2 x (79)^{2} +2 x (49)^{2}
=17284

Incorrect

Answer – 3) 17284
Explanation
? = 2 x (79)^{2} +2 x (49)^{2}
=17284

Question 9 of 10

9. Question

1 points

Category: Quantitative Aptitude

In the following series only one number is wrong. Find out the wrong number
9050, 5675, 3478, 2147, 1418, 1077, 950

A shopkeeper bought 2000 loose pens at the rate of Rs 1.25 each. He spends 5% of total cost on packaging and marks the final cost by 20%. If he gives 10% discount to the customers, find his overall profit or loss.

Correct

Answer – 3) 8 %
Explanation
CP of 2000 loose pens =2000 x 1.25 = 2500
Packaging Cost = 0.05 x 2500 = 125
Total CP = 2500 + 125 = 2625
MP = 2625 x 1.2 = 3150
SP = 3150 x 0.9 = 2835
Profit % = 2835 – 2625/2625 x 100 = 8 %

Incorrect

Answer – 3) 8 %
Explanation
CP of 2000 loose pens =2000 x 1.25 = 2500
Packaging Cost = 0.05 x 2500 = 125
Total CP = 2500 + 125 = 2625
MP = 2625 x 1.2 = 3150
SP = 3150 x 0.9 = 2835
Profit % = 2835 – 2625/2625 x 100 = 8 %

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