Business Administration Core
What's on the BAC exam.
The Business Administration Core exam is 100 questions covering eight topic areas. Every DECA competitor who takes an Individual Series event takes this exam. Marketing is the highest-weight area at ~20%.
Communications
~12%Key Topics
- ▸Business writing
- ▸Verbal communication
- ▸Active listening
- ▸Professional correspondence
- ▸Nonverbal communication
Study Note
Most questions are scenario-based. Ask: does this choice demonstrate professional communication or harm it?
Economics
~15%Key Topics
- ▸Supply and demand
- ▸Market structures
- ▸Fiscal and monetary policy
- ▸Opportunity cost
- ▸Economic indicators (GDP, CPI, unemployment)
Study Note
DECA tests applied economics, not theory. Know what happens to prices when supply increases and demand falls.
Financial Literacy
~14%Key Topics
- ▸Budgeting
- ▸Credit and interest
- ▸Banking basics
- ▸Tax fundamentals
- ▸Investment types (stocks, bonds, mutual funds)
Study Note
Personal finance questions are often intuitive, they test whether you know how a financially literate adult would behave.
Business Law
~12%Key Topics
- ▸Contract elements
- ▸Types of business ownership
- ▸Employment law basics
- ▸Consumer protection
- ▸Ethics and legal compliance
Study Note
Know the four elements of a valid contract: offer, acceptance, consideration, and legal capacity. Half of business law questions circle back to contracts.
Marketing
~20%Key Topics
- ▸4 Ps (Product, Price, Place, Promotion)
- ▸Target markets and segmentation
- ▸Brand and product lifecycle
- ▸Distribution channels
- ▸Pricing strategies
Study Note
Marketing is the highest-weight category in the BAC. Spend disproportionate time here, especially the 4 Ps applied to scenarios.
Management
~14%Key Topics
- ▸POLC framework
- ▸Leadership styles
- ▸Human resources basics
- ▸Organizational structures
- ▸Motivation theories (Maslow, Herzberg)
Study Note
Know your motivation theories cold. Maslow's Hierarchy and Herzberg's Two-Factor Theory appear regularly and students who confuse them lose easy points.
Entrepreneurship
~8%Key Topics
- ▸Business plan components
- ▸Types of business ownership
- ▸Start-up considerations
- ▸Risk management
- ▸Innovation concepts
Study Note
Entrepreneurship in the BAC is foundational, types of ownership (sole prop, LLC, corporation) are tested almost every time.
Operations
~5%Key Topics
- ▸Supply chain basics
- ▸Quality management
- ▸Inventory management
- ▸Process improvement
- ▸Risk and safety
Study Note
Operations questions are rare but tend to be definitional. Know lean manufacturing, just-in-time inventory, and quality control terminology.
Cluster-Specific Exams
What each cluster exam tests.
In addition to the BAC, Individual Series competitors take a cluster-specific exam. These 100-question tests draw from cluster PIs only. Knowing your cluster's highest-weight areas is the most efficient use of study time.
Execution Strategies
How to take the exam well.
Before the Exam
Map PIs to exam weight
Not all PIs are tested equally. Download the DECA Guide and count how many PIs exist per instructional area. Areas with more PIs typically have more exam questions. Allocate study time proportionally.
Study the verb level, not just the term
DECA exams test at different cognitive levels. An 'identify' question just needs recognition. An 'analyze' question needs reasoning. Know the PI verb and study at that level, don't memorize definitions for PIs that require application.
Take at least two full practice exams under timed conditions
The BAC has 100 questions. Most students have about 45 minutes. That's 27 seconds per question, faster than it feels. Time pressure is real and needs simulation before competition day.
Review errors by category, not question number
After each practice exam, sort your wrong answers by topic area. If 7 of your 14 errors are in pricing, that's where to study next, not a random review of all wrong answers.
During the Exam
Flag and move
If you can't answer a question in 20 seconds, mark it and continue. Return to flagged questions after completing the rest. A slow question costs you 3 minutes if you sit on it, that's 9 questions you could have answered.
Eliminate before you guess
DECA exams use 4-option multiple choice. Eliminating one wrong answer raises your odds from 25% to 33%. Eliminating two puts you at 50%. Active elimination is worth 5–8 additional correct answers per exam for the average student.
Watch for absolute language
'Always,' 'never,' 'all,' and 'none' are red flags in multiple choice. Business is contextual, absolute answers are usually wrong unless the fact is definitional (e.g., 'A contract always requires consideration').
Read every answer before selecting
The first answer that looks right isn't always the best answer. Read all four options. DECA frequently uses 'the most' framing: 'Which is the MOST effective strategy?' The difference between A and C might be subtle but scoreable.
Score Analysis
Request your PI breakdown if available
After District competition, some advisors can access score breakdowns by instructional area. If your chapter has this data from past years, use it to identify which areas Novi DECA students historically underperform, those are the most efficient places to study.
Benchmark your practice scores
A score above 75% on a practice exam is a strong indicator of exam readiness. Below 65% suggests a content gap. If you're scoring 60–70%, identify your two weakest areas and do a targeted 2-week study push.
Correlate exam score to event placement
The written exam accounts for ~16% of your Individual Series score. In a close competition, a 5-point exam score difference can mean one placement position. Every exam point matters, don't treat the exam as secondary to roleplay prep.
Formula Reference
Math formulas you need cold.
Break-Even Units
Fixed costs ÷ contribution margin per unit
Gross Profit Margin
Expressed as a percentage
Markup %
Based on cost, not selling price
Markdown %
Based on original price
Return on Investment
Investment = total dollars put in
Current Ratio
>1 = liquid; <1 = potential cash flow problem
Debt-to-Equity
Higher = more leveraged, more risk
RevPAR (Hotels)
Or: Total Room Revenue ÷ Available Rooms
Market Share
Expressed as a percentage
Compound Interest
A = final amount, P = principal, r = rate, n = compounds/year, t = years