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In 120litres of Mixture ratio of ratio of Milk to Water is 4:1. Now 24litres of Mixture is taken out and replaced by same quantity of water then what is the % of Milk in final mixture?
Correct
Solution:
120litres = Milk+water
Milk = 96litres Water= 24litres
24litres replaced means by water then
Milk = 76.8 in final mixture
% = 76.8/120*100 = 64%
Incorrect
Solution:
120litres = Milk+water
Milk = 96litres Water= 24litres
24litres replaced means by water then
Milk = 76.8 in final mixture
% = 76.8/120*100 = 64%
Question 5 of 10
5. Question
1 points
Category: Quantitative Aptitude
A box contains 4 Apples and 5 Oranges if two of them are drawn at random then what is the probability that one is Apple and other is Orange ?
Correct
Solution:
4*5/9c2 = 5/9
Incorrect
Solution:
4*5/9c2 = 5/9
Question 6 of 10
6. Question
1 points
Category: Quantitative Aptitude
√32041 X √3481 – (58)2 = (?)3+ 338 What value will come in place of question Mark
Correct
Solution:
179*59 – 3364 = 338+ (?)3
? =19
Incorrect
Solution:
179*59 – 3364 = 338+ (?)3
? =19
Question 7 of 10
7. Question
1 points
Category: Quantitative Aptitude
76% of √18225 + 72% of √9025 = ?
Correct
Solution:
(76*135 + 72*95)/100 = 171
Incorrect
Solution:
(76*135 + 72*95)/100 = 171
Question 8 of 10
8. Question
1 points
Category: Quantitative Aptitude
The ratio of Asha and Trsiha age is 3:5. Three years hence the difference of their ages is 10 years. Then sum of their ages 5 years ago is ?
Correct
Solution:
5x-3x = 10
X = 5
Asha = 15
Trisha = 25
Sum of ages five years ago =10+20 =30
Incorrect
Solution:
5x-3x = 10
X = 5
Asha = 15
Trisha = 25
Sum of ages five years ago =10+20 =30
Question 9 of 10
9. Question
1 points
Category: Quantitative Aptitude
If Ramesh drives at 10Km/hr reaches railway station which is 6Kms away from house at 10:00AM. He started from his house at 10Km/hr but he forgot his train ticket he realized it after travelling 12mins. Then he returned back to home at double speed and wasted 3 minutes to get his ticket. Now at what speed he has to start from home to reach station at 10:00AM.
Correct
Solution:
If he drives at 10Km/hr he reaches 6kms in 36 min
In 12 mins he travelled 2 kms and doubled his speed i.e., 20Km/hr then he travels his back in 6 minutes
Ticket delay time 3 mins
Now he is left with only 15 mins to reach station
S = 6*4 = 24
Incorrect
Solution:
If he drives at 10Km/hr he reaches 6kms in 36 min
In 12 mins he travelled 2 kms and doubled his speed i.e., 20Km/hr then he travels his back in 6 minutes
Ticket delay time 3 mins
Now he is left with only 15 mins to reach station
S = 6*4 = 24
Question 10 of 10
10. Question
1 points
Category: Quantitative Aptitude
A square shaped house having diagonal length of 54m is surrounded by a four sided square wall having length of 39m then what would be the cost of gardening outside house but inside wall if cost of gardening is Rs. 27/m2 .
Correct
Solution:
Inside House: 542/2 = 1458
Wall : 39*39 = 1521
Area of Outside house and inside wall is 1521-1458 = 63
Cost of gardening = 63*27 = 1701
Incorrect
Solution:
Inside House: 542/2 = 1458
Wall : 39*39 = 1521
Area of Outside house and inside wall is 1521-1458 = 63
Cost of gardening = 63*27 = 1701
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