About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 elements make up approximately 96% of living matter?

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#Question id: 20640

#General Aptitude

Water vapour transmission rate of a packaging film is 4g/m2/day. A food product is packed in a rectangular pouch measuring 0.12m x 0.16m. The maximum amount of moisture lost in 90 days is:

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#Question id: 20646

#General Aptitude

An unbiased coin is tossed 100 times in experiment I and 1000 times in experiment II. Which one of the following statements is most likely to be TRUE regarding the ratio between heads and tails in experiment I and II?

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#Question id: 20647

#General Aptitude

A random number generator produces a uniform distribution of numbers between -1 and 1. The probability that a number produced by this generator is between 0.9 and 1 is

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#Question id: 20651

#General Aptitude

A and B together can clean a lab in 4 days. Independently, A can clean the lab in 20 days. How many days will it take for B to independently complete the task?

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#Question id: 20652

#General Aptitude

A boy appears for a test and scores 35% but fails by 10 marks. If he had scored 46% marks, he would have passed by 12 marks. The pass mark is:

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#Question id: 20654

#General Aptitude

Find the missing number in the following series: