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Frequently Asked TCS Numerical Ability - LCM and HCF Interview Questions with Answers

(#M40152274) TCS QUESTION Time and Work Keep an EYE

Colonel & General & Major started a work together for 816. Colonel & Major did 8/17 of the total work, while Major & General together did 12/17 of the whole work. What is the amount of the least efficient worker

Asked In TCS RISHABH SINGH (7 years ago)

Unsolved Read Solution (6)

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(#M40165517) TCS QUESTION maths Keep an EYE

In the IT department of backrub, the administrator password is changed every month. The team of administrators, spread across the globe, receive an 8 digit number via email. This number is to be prefixed with a single digit number and suffixed with a single digit number to get the actual password. The password is divisible by 11 and 8. If the team received 65351364 this month, then which of the following pairs give prefix and suffix respectively.
a. 8, 9
b. 7, 8
c. 3, 4

Asked In TCS Dilipan M (4 years ago)

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(#M40025960) TCS QUESTION Keep an EYE

A number when divided by D give remainder 23 and when by 12D give 104.What will be remainder when divide by 6D?

a. 23
b. 47
c. 52
d. 104

Asked In TCS Rana (9 years ago)

Unsolved Read Solution (7)

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(#M40033597) TCS QUESTION Keep an EYE

A tank is filled in 10 hours by three pipes A, B and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank?
A. 70 hours
B. 30 hours
C. 35 hours
D. 50 hours

Asked In TCS Divya (9 years ago)

Solved anushri Read Solution (15)

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(#M40019913) TCS QUESTION Keep an EYE

9. Which is the largest integer that divides all three numbers 23400,272304,205248 without
leaving a remainder?
a. 48
b. 24
c. 96
d. 72

Asked In TCS juhe rawat (9 years ago)

Unsolved Read Solution (15)

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(#M40165027) TCS QUESTION Percentage Keep an EYE

In paper A, one student got 18 out of 70 and in paper B he got 14 out of 30. In which paper he did fare well?

Asked In TCS Suriya Varshini (5 years ago)

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(#M40033866) TCS QUESTION numerical Keep an EYE

According to the stock policy of a company , each employee in the technical division is given 15 shares of the company and each employee in the recruitment division is given 10 shares. Employees belonging to both Communities get 25 shares each. There are 20 employees in the company and each one belong to at least one division. The cost of each share is $10. If the technical division 15 employees and the recruitment division has 10 employees, then what is the total cost of the shares given by the company?

a. 3120
b. 3250
c. 2650
d. 3180

Asked In TCS RAvi (9 years ago)

Unsolved Read Solution (9)

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(#M40000960) TCS QUESTION Keep an EYE

There are two box,one containing 39 red balls and the other containing 26 green balls. You are allowed to move the balls between the boxes so that when you choose a box at random and a ball at random from the chosen box, the probability of getting a red ball is maximized. This maximum probability is
.60
.50
.80
.30

Asked In TCS Gaurav Chakraborty (12 years ago)

Solved Pargat Pal Singh Read Solution (4)

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(#M40013209) TCS QUESTION Keep an EYE

Two beakers are on the table. The capacity of the first beaker is x litres and that of the second beaker is 2x litres. Two thirds of the first beaker and one fourth of the second beaker is filled with wine. The remaining space is filled with water. If the content in both the beakers are mixed in a large beaker of volume 3x litres, what is the proportion of wine in the beaker?

Asked In TCS Pallavi Barjatiya (10 years ago)

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(#M40033519) TCS QUESTION Keep an EYE

2 gears. one with 12 teeth and the other one with 14 teeth are engaged with each other. One tooth in smaller gear and one tooth in bigger gear are marked and initially those 2 marked teeth are in contact with each other. After how many rotations of the smaller gear with the marked teeth in the other gear will again come into contact for the first time?
a. 7
b. 12
c. Data Insufficient
d. 84

Asked In TCS akshitha (9 years ago)

Unsolved Read Solution (6)

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