Question
Which of the following correctly defines the term
‘monopsony’?Solution
A monopsony is a market condition in which there is only one buyer, the monopsonist. It is a market structure in which a single buyer substantially controls the market as the major purchaser of goods and services offered by many would-be sellers. An oligopoly is a market structure in which a few firms dominate. When a market is shared between a few firms, it is said to be highly concentrated. A monopoly contains a single firm that produces goods with no close substitute.
Find the unit digit in (257)45 × (248)73.
A Student was asked to add 8 and subtract 5 from a number. By mistake, he added 5 and subtracted 8. If his answer is 11, what should be the correct answer?
- What is the remainder when

Which term of the arithmetic progression 88, 90, 92, 94... is 142?
15Â Â Â Â Â Â Â Â Â Â 15Â Â Â Â Â Â Â Â Â Â 60Â Â Â Â Â Â Â Â Â Â 540Â Â Â Â Â Â Â Â 8650
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