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Frequently Asked Cognizant Numerical Ability Interview Questions with Answers : Unsolved Question

(#M40156573) COGNIZANT QUESTION Aptitude Keep an EYE

A water filter takes 40 minutes to filter 20 liters of water Another filter of same specifications takes 30 minutes to filter the same amount of water If both the filters are used at the same time, then how long will it take them to filter 70 liters of water?
A) 30 minutes
B) 45 Minutes
C) 60 minutes
D) 90 minutes

Asked In Cognizant B NAGA DHEERAJ (9 years ago)

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(#M40167030) COGNIZANT QUESTION Keep an EYE

2 7 19 62 493...next number?

Asked In Cognizant satyasundar mallick (4 years ago)

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(#M40157323) COGNIZANT QUESTION Quants Keep an EYE

297. In an office, there are 2 teams- Mavericks with 10 members and Marauders with 15 members. 4 members of team Maverick and 6 members of team Marauders can finish a job in 10 days. 3 members of Maverick and 7 members of Marauders can finish the same job in 12 days. If both the teams work on the same job independently, which team will finish first and by how many days?
a. Mavericks, by 15 days
b. Mavericks, by 5 days
Page 66 of 69
c. Mavericks, by 20 days
d. Marauders, by 20 days

Asked In Cognizant lohitha (9 years ago)

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(#M40166980) COGNIZANT QUESTION Keep an EYE

In an election between two candidates, one got 55% of the total valid votes and total 20% votes were invalid. At the end of the day when the total number of votes were counted, the total number was found to be 7500. So what was the total number of valid votes that the loosing candidate got:
A)4800 B)2400 C)3400 D)2700 E)None of these

Asked In Cognizant Devendra Marghade (5 years ago)

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(#M40166977) COGNIZANT QUESTION Keep an EYE

Three cubes of edges 20 cms, 12 cms and 16 cms are meted without loss of metal into a single cube. The edge of the new cube will be:
A)18 cms B)24 cms C)16 cms D)20 cms

Asked In Cognizant Devendra Marghade (5 years ago)

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(#M40166978) COGNIZANT QUESTION Keep an EYE

A reduction of 20% in the price of mangoes enables a person to purchase 12 more for Rs. 15. What was the price of 16 mangoes before reduction of price ?
A)Rs. 7 B)Rs. 5 C)Rs.6 D)Rs. 9

Asked In Cognizant Devendra Marghade (5 years ago)

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(#M40165054) COGNIZANT QUESTION Keep an EYE

Q6. Shreya picks a letter from the set of English alphabet and finds it to be a vowel. What is the probability that the letter is either A or U?

Asked In Cognizant shivraj singh rathore (7 years ago)

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(#M40166033) COGNIZANT QUESTION ratio Keep an EYE

6 interns and 2 managers working together can do five times
the work that an intern and a manager can do. Calculate the ratio of
the working capacities of an intern and a manager?

Asked In Cognizant Ranjith (6 years ago)

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(#M40157409) COGNIZANT QUESTION Keep an EYE

A chemical mixture requires 2 chemicals, A and B in the proporion 3:2, this mixture is to be prepared in a tank of capacity 50 litres. Pipe A can pile the tank with chemical A in 50 minutes and pipe B can fill the tank with chemical B in 30 minutes. if both the pipes are opened when the tank is empty, how much time will it take for both the pipes to fill d tank with the proportional mixture?
A) (10,10)
B) (9,9)
C) (12,12)
D) (9,12)
E) (12,9)

Asked In Cognizant Vinoth (9 years ago)

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Is this Puzzle helpful?   (104)   (30) Submit Your Solution Alligation or Mixture

(#M40157324) COGNIZANT QUESTION Quants Keep an EYE

A can finish a job alone in 42 days and C can do the same in 35 days. A and B both work on the project for 5 days, after which B leaves for vacation. A works for a day alone, after which C joins him and they both work together on the project for 8 days, after which A leaves for vacation. C works on the project alone for a day, after which B returns and both B and C together finish the project in 5 days. How long will it take for B to finish the project alone?
a. 35 days
b. 42 days
c. 37.5 days
d. 44 days

Asked In Cognizant lohitha (9 years ago)

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