x and y are two numbers such that their mean proportion is 9 and third proportion is 243. What is the value of x and y?
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If ab+ba = -1, then the value of a2b-b2a is
A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
DCB, HGF, ? , PON
Which of the following produces the most solid waste ?
Select the word with the correct spelling.
Consumer surplus arises in a market because
Intrapulmonary pressure is the
Intrapulmonary pressure is the pressure within the alveoli of the lungs.
Which number will complete the series?1,8,27,64,125,216,________