Which of the following gases is used to prevent food material from getting oxidised?
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The average age of 27 students of a class is 22. If the age of the teacher is also added to their ages, then the average increases by one. Find the age of the teacher.
Which of the following is a Pythagorean triplet?
Which of the following can do more work?
In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.
Barbarous
Which answer figure will complete the pattern?
How many diagonals are there in octagon?
Two equal circles of radius 3 cm each and distance between their centres is 10 cm. The length of one of their transverse common tangent is