यदि x वस्तुओ का क्र. मु. y वस्तुओ का विक्र. मु. के बराबर है तो लाभ अथवा हानि % =
2. यदि दो वस्तुवों में पहली वस्तु का विक्रय मूल्य x % लाभ के कारण तथा दूसरी वास्तु का विक्रय मूल्य y% हानि के कारण बराबर हो ( या यदि दो वस्तुवों के विक्रय मूल्य x % लाभ एवं y% हानि के कारण बराबर होते हो ) तो लाभ या हानि % होगा =
SYLLABUS OF THE COMPETITIVE EXAMINATION FOR THE POST OF COMPUTOR
Part - A
General Knowledge
Geography, Natural Recourses and Socio- Economic Development of Rajasthan: Major physio graphic divisions of Rajasthan, Vegetation and Soil, Natural Resources - Minerals, Forest, Water, Livestock, Wild Life and its Conservation, Environmental Conservation, major Irrigation Projects, Handicrafts, Development Programmes and Schemes of the State Government, Various Resources of power and Population in Rajasthan.
History, Culture and Heritage of Rajasthan: History of Rajasthan, Famous Historical & Cultural Places of Rajasthan, Folk Literature, Folk Art, Folk Drama, Lok Devian-Devata, Folk Music and Dance, Fairs & Festivals, Customs, Jewellery, Famous Forts, Temples and Hawelies, Saints of Rajasthan, Paintings- various schools in Rajasthan, Major tourist centres and Heritage Conservation.
Current Events and Issues of Rajasthan and India, major development in the field of Information Technology & Communication.
Part -B
Statistics, Economics and Mathematics
Collection, Classification, Tabulation and Diagrammatic Presentation of data. Measures of Central Tendency, Dispersion, Moments.
Correlation and Regression: Correlation and its coefficients, Linear Regression.
Design of Sample Survey: Sampling Unit, Sampling Frame, Sampling fraction, Sampling, stratified random sampling, systematic sampling, cluster sampling.
Time Series Analysis: Components, Measurements of Trend, Seasonal, Cyclical and irregular variations.
Index Number: Uses, types and limitations of index numbers, construction of index numbers, simple and weighted aggregate method, Simple and weighted average price-relatives, Chain base index numbers, Base shifting, Cost of Living index numbers.
Vital Statistics: Collection of vital statistics-measures of Mortality and Fertility rates, population Growth.
Statistical System & Statistical Organization in India & Rajasthan: System of National Accounting (SNA), Ministry of Statics and Programme Implementation (MoS&PI), Central Statistical Office (CSO), National Sample Survey On\rganistion (Nsso), Registrar General of India (RGI), NITI AYOG, Reserve Bank of india (RBI) and Directorate Economics & Statistics, Rajasthan (DES).
Economic Concepts: Law of Demand and Supply, Concept of elasticity, Demand forcasting, Price determination under different markets, National Income, Economic Growth and Planning, Inflation, Money, Banking and Financial Inclusion.
Economy of Rajasthan: Agriculture, Industry, Livestock, Infrasturcture Development, Public Finance, State Income, Poverty, Unemployment and Human Development.