Afghanistan Kankor case studies
Afghanistan Kankor · Put your knowledge to work in context.
The Kankor is Afghanistan's national university entrance examination, taken by secondary-school graduates who are competing for places in public and private higher-education institutions. Candidates choose a track - typically science or literature - and sit a multiple-choice paper whose subjects follow that track. The Afghanistan Kankor case studies are 5 cases and about 2,270 words.
1Optimizing a Wheat Field with a Fixed Fence Length
A farmer in Balkh province has 120 meters of fencing and wants to enclose a rectangular wheat plot against a straight irrigation canal, so only three sides need fencing (the canal forms the fourth side). Let the two sides perpendicular to the canal each have length x meters, and the side parallel to the canal have length y meters.
429 words, about 2 min2Series Circuit with a Lamp and Internal Resistance
A student in a Herat physics lab connects a battery of emf 12 V and internal resistance 1.5 ohm in series with a lamp rated 6 V, 3 W and a fixed resistor R. The lamp is designed to operate at its rated values (6 V across it, 3 W dissipated).
479 words, about 2 min3Limiting Reactant and Percent Yield in a Neutralization
A chemistry student in Kabul reacts 4.0 g of sodium hydroxide (NaOH, molar mass 40 g/mol) with 50.0 mL of 1.0 M hydrochloric acid (HCl). The reaction is NaOH + HCl - NaCl + H2O.
367 words, about 2 min4Pedigree Reasoning for an Inherited Trait
A biology student studying a family in a village near Mazar-i-Sharif records the following: Parents I-1 (father) and I-2 (mother) are both unaffected by a certain trait. They have three children: II-1 (son, affected), II-2 (daughter, unaffected), and II-3 (daughter, affected).
472 words, about 2 min5Interpreting a Classical Persian Verse on Patience
A Dari literature class in Kabul is studying a line of classical Persian poetry in which the poet contrasts a person who endures hardship silently with one who complains loudly to everyone. The verse uses the image of a pearl forming inside a shell over time versus foam that rises quickly to the surface of the sea and disappears.
523 words, about 3 min