Most industrial establishments in Addis Ababa discharge their wastes into the nearby rivers or on openrnspaces. The urban communities, who live adjacent to industries, face health problems due to industrialrnwastes. The study took two sub cities in Addis Ababa region. These are Akaki kaliti and...
The issue of connecting school mathematics contents and instruction to the learners’rnsocio-cultural and real life context is increasingly attracting the attention ofrneducational practitioners including teachers and students themselves. The overall aimrnof the current study was to...
The demand of world energy increases from time to time, this leads to gradual depletion of petroleum reserves, petroleum price rising and increases environmental problems. Beside to the above problems Ethiopia has additional diesel transportation cost. These all problems has motivated the search...
In spite of the fact that the origin of non-smooth optimization as a mathematical discipline is quiternrecent; it is now well established as an important and very active branch of applied mathematics. Manyrnpractical problems in economics, physics, aerospace, as well as other areas of applications...
The economic imperative of ICT on public agencies is becoming paramount. Accordingly, ERCArnhas been automating its tax assessment and collection systems, which it claims assist to achievernincrease in its tax revenue. This increase, however, is reported to be low compared to the tax base ofrnthe...
This paper examines the impact of trade liberalization on sectoral exportrnperformance of Sub-Saharan Africa countries using export supply functionrnbetween the periods 1980 to 2006. The underlying base of the study is therntheoretical justification that trade liberalization will lead countries to...
Two mango varieties namely Kent and Neohera(NE1) were subjected to analysis and jam wasrnmanufactured. Mango pulp was extracted and cooked using pan kettles, and then sugar, citricrnacid, commercial pectin, and sodium benzoate were added during cooking. Mango jams werernpacked into glass jars then...
Two mango varieties namely Kent and Neohera(NE1) were subjected to analysis and jam wasrnmanufactured. Mango pulp was extracted and cooked using pan kettles, and then sugar, citricrnacid, commercial pectin, and sodium benzoate were added during cooking. Mango jams werernpacked into glass jars then...
In this paper, we will observe how to find the spanning trees of a graph and the methods that we use to calculate. The methods that we use for calculating the spanning tree of the graph are deletion and contraction, matrix tree theorem and combinatorial interpretation of matrix tree theorem. In the...
The major goal of this study was to assess state of good governance in Arada sub city. Thernresearch was conducted in Arada sub city which was selected randomly. The specific objectivesrnof the research were to examine the extent to which good governance practice applied in thernArada sub city;...
This work presents an algorithm for computing the maximum flow and minimum cost flow problem of undirected graphs, based on the well-known algorithm presented by Ford and Fulkerson for directed graphs. The new algorithm is equivalent to just applying Ford and Fulkerson algorithm to the directed...
The main aim of the study was to determine the optimum operating condition for the extraction of oil from mango seed kernel. For this, particle size range of 0.25 mm - 0.5 mm, 0.5 mm - 1.5 mm and 1.5 mm – 3 mm, solvent type hexane, ethanol and petroleum ether and extraction time of 2 hr, 4...
The government of Ethiopia has given a great attention for establishment of chemical industries since 2011. The establishments of this chemical industry begin with coal based urea plant with an integration of a 90MW coal based thermal power plant for electric source. This power plant produces...
In this Project, we introduced the affine varieties, which are curves and surfaces (and higher-dimensional objects) defined by Polynomial Equations. By considering ideals in the polynomial ring 1,…], we also understood the dimension of an affine variety and the affine Hilbert Function of an...
The main objective of this case study is to investigate the contribution ofrnInformation and Communication Technology (ICT) to the public sector, with arnparticular emphasis on the Ethiopian Commodity Exchange. The studyrnevaluated the how ICT application of the Exchange support its...
The purpose of this study was to investigate English language needs of third yearrnstudents in the context of Shashamanne Health Science College. More specifically, itrnwas carried out to identify: ( a) more important language skills for third year students tornbe successful in their academic...
This study is an attempt to investigate and describe the current speakingrnstrategies used by first year diploma students majoring English at the Kotebe Collegernof Teacher Education. 25 students were involved and four research instrumentsrnnamely: a questionnaire, interviews, classroom observation...
Choke Mountain Range Wetland Ecosystem is one of the most productive naturalrnresource of the country. The mountain is considered as the water tower of the Upper BluernNile River (or Abay in Amharic). More than 59 rivers and 273 small springs which arernthe main tributaries of Blue Nile or Abay...
This study was conducted to find out whether or not language games were being used in firstrncycle classrooms. It was concerned with identifying what hinders teachers from practicingrnlanguage games in their English language classes. It also investigated what the attitudes ofrnteachers towards...
This study was conducted for the purpose of finding out the attitude andrnmotivation of grade 9 English teachers and students towards teaching andrnlearning EFL through plasma TV. It was conducted in Holeta andrnMenegesha senior Secondary schools in west showa Zone.rnFor this purpose, one hundred...