#tmkoc Paheli 27 - what happened ? | rddles and puzzles for IQ test | Hindi Paheli #shorts

A test tube is filled with some water .A small piece of wax is fixed at the bottom of the test tube and small piece of wax is made to float on the water what happens to the wax at the top and bottom of the test tube if the test tube is heated at the top middle and bottom?

Directions: Read the sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. The number of that part is the answer. If there is no error, the answer is (5). Ignore errors of punctuation, if any. I lost the bag in which I had my all documents, certificates, and academic records. /(A) I have a job interview tomorrow where I need all these things, /(B) and I have no clue what will happen. I lodged /(C) a police complaint, but within this short time, nothing is possible. /(D)

Consider the given diagram 500 candidate appeared in an examination conducted for the tests in English , Hindi and Maths represented by the circle E H and M respectively . the diagram gives the number of candidates who failed in different tests ? What is the percentage of candidates who failed in atleast two subjects ?

Boojho , Paheli and their firend Golu were provided with a test tube each containing China rose solution which was pink in colour .Boojho added two drops of solution 'A' in his test tube and got dark pink colour .Paheli added 2 drops of solution 'B' to her test tube and got green colour.Golu added 2 drops of solution 'C' but could not get any change in colour Suggest the possible cause for the variation in their results.

Paheli had heard that rain water is as good as distilled water. So, she collected some rain water in a clean glass tumbler and tested it using a tester. To her surprise, she found that the compass needle showed deflection. What could be the reasons?