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I applied via Naukri.com and was interviewed in Sep 2023. There was 1 interview round.
Total alkalinity, total hardness, and fluoride tests are important for determining the quality of drinking water as per BIS standards.
Total alkalinity can be determined by titration with acid and phenolphthalein indicator.
Total hardness can be determined by titration with EDTA and a metal indicator.
Fluoride test can be done using a fluoride ion-selective electrode.
BIS standards for drinking water include parameters suc...
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I appeared for an interview in Mar 2017.
To make the red fishes 98%, 50 fishes have to be removed from the aquarium.
Calculate 1% of 200 fishes, which is 2 fishes.
To make the red fishes 98%, subtract 1% (2 fishes) from 99% (198 fishes).
To find the number of fishes to be removed, divide the difference by 1% (2 fishes).
Therefore, 50 fishes have to be removed to make the red fishes 98%.
I appeared for an interview in Feb 2017.
I appeared for an interview in Mar 2017.
To make the red fishes 98%, 50 fishes have to be removed from the aquarium.
Calculate 1% of 200 fishes to find the number of red fishes.
Subtract the number of red fishes from 200 to find the number of non-red fishes.
Calculate 2% of the total number of fishes to find the desired number of red fishes.
Subtract the desired number of red fishes from the current number of red fishes to find the number of fishes to be removed.
posted on 3 May 2017
I appeared for an interview before May 2016.
posted on 28 Jun 2017
I appeared for an interview in Mar 2017.
To make the red fishes 98%, 50 fishes have to be removed from the aquarium.
Calculate 1% of 200 fishes to find out how many fishes represent 1%.
Multiply the result by 2 to find out how many fishes represent 2%.
Subtract the result from 200 to find out how many fishes represent 98%.
I appeared for an interview before May 2016.
I applied via Recruitment Consultant and was interviewed before Apr 2020. There were 4 interview rounds.
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