Question
Which Index number satisfies both the time reversal test
and the factor reversal test?Solution
Only Fisher's index number is the ideal index number which satisfies time reversal and factor reversal test.
In a certain code language, 'YOU' is coded as '20' and 'LIP' is coded as '44'. What is the code for 'ROB' in the given code language?
In a certain code language, ‘ACCENT’ is coded as ‘CCATNE’. What is the code for ‘ VENDOR ’ in the code language?
...In an examination, Rohit secured 60% of the maximum marks, which is 40 marks more than the pass marks. If the pass marks is 40%, then find the maximum m...
In a certain code language,
‘A + B’ means ‘A is the son of B’,
‘A – B’ means ‘A is the sister of B’,
‘A × B’...
In every hour both the hands of the clock coincide, so the angle between them is ________ degrees. ?

In this question, the relationship between different elements has been shown in the statement.
After the statement, two conclusions have been giv...
Select the word pair in which the two words are related in the same way as the two words in the following word-pair. Â
Circle : Figure
Two different positions of the same dice are shown. Identify the letter on the face opposite the face showing 'X'.
Six students are sitting around a circular table facing the centre. A is an immediate neighbour of both E and D. E sits third to the right of C. D sits ...