mirafra technologies Interview Questions

A certain amount of money at X% compounded annually after two and three years becomes Rs 1440 and 1728 respectively. X is?

219 viewsAptitude

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A box contains 4 red, 3 white and 2 blue balls. Three balls are drawn at random. Find out the number of ways of selecting the balls of different colours?
A. 20
B. 22
C. 24
D. 26

199 viewsAdmin Changed status to publish November 25, 2021Aptitude Permutation and Combination

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What is the missing number in the series. 4, 10, 22, 46, ?, 190, 382.

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Out of first 20 natural numbers, one number is selected at random. The probability that it is either an even number or a prime number is -.

180 viewsAptitude Business Analyst

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If (G, .) is a group such that (ab)- 1 = a-1b-1, ∀ a, b ∈ G, then G is a/an
A. commutative semi group
B. non-abelian group
C. abelian group
D. None of these

511 viewsAdmin Changed status to publish January 1, 2022Algebra Problems Aptitude

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1/3 of girls , 1/2 of boys go to canteen .What factor and total number of classmates go to canteen.

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What is the difference between the local values of 3 in the number 53403?
A. 2997
B. 2998
C. 2999
D. 3000

200 viewsAdmin Changed status to publish November 23, 2021Aptitude Problems on Numbers

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man walks east & from turns to right & from to left & then 45degrees to right.in which direction he went

248 viewsGeneral Aptitude

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The price of a product is reduced by 30% . By what percentage should it be increased to make it 100%

241 viewsGeneral Aptitude

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Tell me the most memorable day of ur life and why is it so?

130 viewsAptitude

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A computer shop consists 3 brands laptop. Laptop of brand A is sold 3/16, B is sold 1/16 and C is sold 3/4 then what fraction is sold by the shop in all.

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Find the value of k, if the distance between the points (1, 4), (k, 1) is 5.
A. 3 or 5
B. 3 or –5
C. –3 or 5
D. None of these

219 viewsAdmin Changed status to publish January 5, 2022Aptitude Co-ordinate Geometry

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Words Mortal Combat, Street Fighter, Dead or Alive and Doom have in common?

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Raj has a jewel chest containing Rings, Pins and Ear-rings. The chest contains 26 pieces. Raj has 2 and 1/2 times as many rings as pins, and the number of pairs of earrings is 4 less than the number of rings. How many earrings does Raj have?…

164 viewsAptitude

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A man and his wife appear in an interview for two vacancies in the same post. The probability of husband’s selection is (1/7) and the probability of wife’s selection is (1/5). What is the probability
A. 2/7
B. 1/7
C. 3/4
D. 4/5

187 viewsAdmin Changed status to publish January 3, 2022Aptitude Probability

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