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Frequently Asked TCS Numerical Ability - Alligation or Mixture Interview Questions with Answers

(#M40012805) TCS QUESTION Keep an EYE

6 persons standing in the queue for ROBERT movie are wearing different coloured shirts. All of them belong to different age groups. After two years, their average age will be 43. A seventh person joined with them, hence the current average age has become 45. Find the age of seventh person?
(a) 67
(b) 69
(c) 72
(d) 74

Asked In TCS (10 years ago)

Unsolved Read Solution (14)

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(#M40167064) TCS QUESTION Keep an EYE

The ratio in which tea costing Rs. 192 per kg is to be mixed with tea costing Rs. 150 per kg, so that the mixed tea when sold for Rs. 194.4 per kg, gives a profit of 20%
A)5:3 B)5:2 C)2:5 D)3:5

Asked In TCS Devendra Marghade (2 years ago)

Unsolved Read Solution (5)

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(#M40013057) TCS QUESTION Keep an EYE

mixture of milk and water has been kept in two separate containers.ratio of milk to water in one of the containers is 5:1 and that in the other container is 7:2. in what ratio the mixtures of these two containers should be added together so that the quantity of the milk in the new mixture may becomes 80%?

Asked In TCS ratna (10 years ago)

Unsolved Read Solution (8)

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(#M40167001) TCS QUESTION Keep an EYE

When an Rs. 10 per kg variety of an element is mixed with an Rs. 15 per kg variety of the same element, then what can be the price of the mixture?
1)Rs. 15.1/kg 2)Rs. 9/kg 3)Rs. 11.2/kg 4)Data insufficient

Asked In TCS Devendra Marghade (2 years ago)

Unsolved Read Solution (5)

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(#M40021510) TCS QUESTION Keep an EYE

a die is rolled and a coin is tossed .find the probability that the die shows an odd number and the coin shows a head.
option
a) 1/4
b) 1/2
c) 3/4
d) 2/3

Asked In TCS juhe rawat (9 years ago)

Unsolved Read Solution (8)

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(#M40153024) TCS QUESTION Mixture and Alligation Keep an EYE

In a barrel 729ml of oil. N amount of oil is replaced by water. If the process continues for the 6times and find the amount of oil will be?

Asked In TCS Monica Jessy Rani (7 years ago)

Unsolved Read Solution (9)

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(#M40001742) TCS QUESTION 2010 question Keep an EYE

A box of 150 packets consists of 1kg packets and 2kg packets. Total weight of box is 264kg. How many 2kg packets are there?
(a) 100 (b) 114 (c) 200 (d) 208

Asked In TCS (11 years ago)

Solved Dr.Dipin Singh Read Solution (5)

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(#M40013266) TCS QUESTION Keep an EYE

4kg of a metal contains 1/5 copper and rest is zinc.another 5kg of metal contains 1/6 of copper and rest is zinc.the ratio of copper and zinc into the mixture of these two metals?

Asked In TCS charan (10 years ago)

Solved Garima Read Solution (3)

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(#M40001848) TCS QUESTION Keep an EYE

A solution of 25 liters contain 20% sugar, if 10 liters of the solution is evaporated, find the percentage of sugar in the final solution.

Solution

since sugar is non volatile so only water will be evaporated, and density of the solution after adding sugar is also not given, so approximation by SARAVANAN.S is good. His answer is right

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Asked In TCS pragathi (11 years ago)

Solved SARAVANAN.S Read Solution (8)

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(#M40164815) TCS QUESTION Keep an EYE

Shabnam has some parrots and some cages. If she puts 4 parrots per cage, she will have an extra cage. If she puts 3 parrots per cage, she will have one parrot extra. How many parrots does she have?
13
10
16
22
12

Asked In TCS Sinji (5 years ago)

Solved Venkatesh Read Solution (19)

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