iopex technologies Interview Questions

[(0.05)² + (0.41)² +(0.073)²] / [(0.005)² + (0.041)² + (0.0073)²] = ?
A. 10
B. 100
C. 1000
D. 10000

608 viewsAdmin Changed status to publish December 24, 2021Aptitude Fractions and Decimals

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The areas of the two spheres are in the ratio 1: 4. What is the ratio of their volume ?

204 viewsAptitude

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A 240 m long train crosses a 300 m long platform in 27 seconds. What is the speed of the train in km/h?
A. 34
B. 36
C. 38
D. 40

121 viewsAdmin Changed status to publish October 20, 2022Aptitude Elementary Mathematics

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Two pipes A and B can fill a tank in 36hours and 45hours respectively.If both the pipes are opened simultaneously,how much time will be taken to fill the tank?
A. 10 hours
B. 20 hours
C. 30 hours
D. 40 hours

165 viewsAdmin Changed status to publish January 1, 2022Aptitude Pipes And Cisterns

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In what time a sum of money double itself at 3% per annum simple interest?

200 viewsAptitude

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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 -.

185 viewsAptitude Business Analyst

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In a certain code, TOGETHER is written as RQEGRJCT. In the same code, PAROLE will be written as?

229 viewsAptitude Business Analyst

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In a queue, Vijay is fourteenth from the front and Jack is seventeenth from the end, while Mary is in between Vijay and Jack. If Vijay be ahead of Jack and there be 48 persons in the queue, how many persons are there between Vijay and Mary ?

219 viewsAptitude

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By selling 12 toffees for a rupee, a man loses 20%. How many for a rupee should be sell to get a gain of 20%?
A. 8
B. 10
C. 12
D. 14

190 viewsAdmin Changed status to publish November 23, 2021Aptitude Profit and Loss

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Pointing to a photograph, Vipul said, “She is the daughter of my grandfather’s only son.” How is Vipul related to the girl in the photographer?

541 viewsAptitude Assistant Manager

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Four couples sit around a circular table in a party. Every husband sits to the right of his wife. P, Q, R and S are husbands and T, U, V and W are wives. Q – U and R – V are two married couples. S does not sit next to V. T sits to the left of P, who sits opposite S. If P interchange his place with the person who sits opposite to R disregarding the condition that husband and wife sit together, then who sits to the right of U?

161 viewsAptitude

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A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent?
A. 6
B. 8
C. 10
D. 12

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

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Solving equations 1⁄3(x + y) = 1⁄5(x – y), 3x + 11y = 4 gives
A. x = 1, y = 4
B. x = 5, y = 6
C. x = 16, y = -4
D. x = -4, y = 16

553 viewsAdmin Changed status to publish January 6, 2022Aptitude Linear Equations

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What is the four-digit number in which the first digit is 1/3 of the second, the third is the sum of the first and second, and the last is three times the second?

164 viewsAptitude

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The cost price of 13 articles is equal to the selling price of 11 articles. Find the profit percent?

497 viewsAptitude

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