| (F) use mathematical operations and knowledge of relationships
to solve problems such as the calculation of gallons of water from
inches of rain, acres of ground water, liquid and gaseous volumes,
and conversion of units; calculation of caloric value, parts per million
of restricted ingredients, conversion of measurements, and U.S. Department
of Agriculture (USDA) grades; estimation of wildlife populations and
pulpwood yields; and calculation of mapping data inherent to systems
of agriculture or agribusiness.
(6) The student demonstrates mathematical knowledge
and skills required to solve problems related to agribusiness systems
and related career opportunities. The student is expected to:
(A) use mathematical operations and knowledge of relationships
to solve daily problems related to record keeping such as profit/loss
statements, income statements, capital asset inventories, insurance,
risk management, lease agreements, employee payroll and benefits,
and investments and loan, real estate contract, or tax documentation
in agribusiness systems;
(B) demonstrate knowledge of algebraic applications
and linear and exponential functions related to concepts such as simple
interest, compound interest, maturity value, tax rates, depreciation,
production analysis, market trends, investments, and price determination
in agribusiness systems;
(C) use statistical and data analysis, including counts,
percentages, central tendency, and prediction, to evaluate agribusiness
systems data such as demographic, production, consumption, weather,
and market data; and
(D) report statistical data related to concepts such
as pricing, market trends, commodity prices, exports and imports,
supply and demand, and production yields numerically or graphically.
(7) The student demonstrates mathematical knowledge
and skills required to solve problems related to animal systems and
related career opportunities. The student is expected to:
(A) use mathematical operations and knowledge of relationships
to solve problems such as the calculation of purchasing, marketing,
and production costs; housing requirements; conversion of units; average
daily gain; topical and injectable medication dosages; USDA grades;
feeding schedules; volumes; stocking rates; and breeding and gestation
cycles related to animal systems;
(B) demonstrate knowledge of algebraic applications
related to animal system calculations such as ration formulation using
the Pearson Square, percent homozygosity, heritability, USDA grades,
gene frequency, cost per unit of nutrient, and weaning weight ratio;
(C) use geometric principles to solve problems such
as the use of right triangles for perpendicular cross fencing and
the calculation of square footage for housing requirements; acreage
for normal and irregular shaped pastures; feed bin volume based upon
shape such as cylinder, cone, cube, or pyramid; and housing volume
for ventilation related to animal systems; and
(D) use statistical and data analysis to evaluate animal
systems data reported numerically or graphically such as birth weight,
weaning weight, days to market weight, expected progeny differences,
feed efficiencies, birth type, litter size, presence or absence of
genetic abnormality, milk production, sow productivity index, and
veterinary costs or records.
(8) The student demonstrates mathematical knowledge
and skills required to solve problems related to environmental service
systems and related career opportunities. The student is expected
to:
(A) demonstrate knowledge of algebraic applications
to create solutions to problems such as the calculation of acre feet
of water, water volume in ponds, water well volume, water pressure
friction loss, flow rate, total head pressure, pump efficiency, soil
solids volume, and soil degree of saturation related to environmental
service systems;
(B) use geometric principles to solve problems such
as calculating acreage for normal and irregular shaped pastures and
slope of land, planning runoff drainage structures, and applying differential
leveling techniques related to environmental service systems; and
(C) use statistical and data analysis to evaluate environmental
service systems data reported numerically or graphically such as rainfall,
soil classifications, groundwater levels, recycling activities, and
pollution rates.
(9) The student demonstrates mathematical knowledge
and skills required to solve problems related to food products and
processing systems and related career opportunities. The student is
expected to:
(A) demonstrate knowledge of algebraic applications
to solve problems such as the calculation of exponential growth of
bacteria, contribution margin in processing, percentage of weight
loss in packaged food, percentage of water absorption in packaged
food, and microbe analysis following pasteurization related to food
products and processing systems;
(B) use geometric principles to solve problems such
as the calculation of packaging requirements, construction of food
storage structures and containers, liquid transfer materials, and
vessels design and volume related to food products and processing
systems; and
(C) use statistical and data analysis to evaluate food
products and processing systems data reported numerically or graphically
such as governmental regulations, hazard analysis, critical control
points data, taste tests, quality assurance data, and industry packing
practices.
(10) The student demonstrates mathematical knowledge
and skills required to solve problems related to natural resource
systems and related career opportunities. The student is expected
to:
(A) demonstrate knowledge of algebraic applications
to solve problems such as the calculation of mean harvest area, calibration
of pesticides, and the Doyle Log Rule related to natural resource
systems;
(B) use geometric principles to solve problems such
as planning and construction of structures related to wildlife and
fisheries management, determination of lumber volume in given tree
stock, and calculation of tank volume for chemical application related
to natural resource systems; and
(C) use statistical and data analysis to evaluate natural
resource systems data reported numerically or graphically such as
Geographic Information Systems and Global Positioning Systems data,
weather-related data, and data related to wildlife and habitat.
(11) The student demonstrates mathematical knowledge
and skills required to solve problems related to plant systems and
related career opportunities. The student is expected to:
(A) use mathematical operations and knowledge of relationships
to solve problems such as the calculation of crop yields, crop loss,
grain drying requirements, grain weight shrinkage, germination rates,
greenhouse heating, and cooling and fertilizer application rates related
to plant systems;
(B) demonstrate knowledge of algebraic applications
to solve problems such as the calculation of grain handling efficiency,
harvesting capacity, crop rotation, seeding rates, fertilizer nutrient
requirements, and greenhouse ventilation related to plant systems;
(C) use geometric principles for the analysis of problems
such as planning grain storage structures and calculating volume of
grain storage vessels, grain handling volume, greenhouse capacity,
and regular and irregular shaped planting bed size related to plant
systems; and
(D) use statistical and data analysis to evaluate plant
systems data such as crop yields, Global Information Systems data,
plant growth data, and climate data.
(12) The student demonstrates mathematical knowledge
and skills required to solve problems related to power, structural,
and technical systems and related career opportunities. The student
is expected to:
(A) use mathematical operations and knowledge of relationships
to solve problems such as the calculation of gear ratio, fuel efficiency,
construction costs, project layout, energy costs, unit conversions,
and bid preparation and labor-related calculations related to power,
structural, and technical systems;
(B) demonstrate knowledge of algebraic applications
such as the calculation of strength of magnetism, chain or belt tension,
horsepower, Ohm's Law, hydraulic multiplication of force, stresses
using Mohr's Circle, and tensile strength related to power, structural,
and technical systems;
(C) use geometric principles for the evaluation of
problems such as rafter length, land measurement, differential leveling,
concrete volume, heating, ventilating, and air conditioning requirements
and creation of structural drawings related to power, structural,
and technical systems;
(D) use statistical and data analysis to evaluate power,
structural, and technical systems data such as construction cost data;
equipment maintenance; heating, ventilation, and air conditioning
efficiencies; engine performance; and labor costs; and
(E) use geometric principles to develop and implement
a plan for construction of a project such as a trailer, an agricultural
structure, a storage facility, or a fence.
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