WorkKeys Master Study Guide
ACT® WorkKeys® NCRC Dual Target: Gold & Platinum
WorkKeys Mastery Study Guide
3-Day High-Leverage Routine: Workplace Documents • Applied Math • Graphic Literacy
Student Name: _______________________
★ Gold Target (Level 5+) ✦ Platinum Target (Level 6–7)
Gold Level 5+ Competency: Apply multi-condition policies, handle standard technical terminology, and filter out attractive distractors that misapply rules across different sections.
Platinum Level 6–7 Competency: Synthesize overlapping and conflicting regulatory clauses, isolate hierarchical authority levels (e.g. director vs. supervisor), and resolve emergency exceptions.
DAY 1 WORKPLACE DOCUMENTS (LEVELS 5–7)
1. Spot Conditionals (unless, provided that, contingent on) • 2. Reject Silver Distractors • 3. Apply Text Strictly
STANDARD OPERATING PROCEDURE: SOP-BIO-440 (REV 5.2) FACILITY: APEX BIOPHARMA CLEANROOM OPERATIONS
AIR-LOCK INTEGRITY, GOWNING TIERS, AND CONTAMINATION CONTAINMENT PROTOCOLS
1.0 Airlock Pressure & Gowning: Personnel entering Suite B (ISO Class 6) must pass through Airlock AL-2. Magnehelic differential pressure gauges must maintain a continuous positive gradient of ≥ 0.05 inches water gauge (≥ 0.05 in. w.g.) relative to corridor AL-1. Full Tyvek coveralls and double nitrile gloves are required for standard transfers. However, if personnel are actively decanting unsealed biological bulk suspensions, sterile powered air-purifying respirators (PAPRs) and vulcanized boot shrouds are mandatory regardless of airlock pressure status.
2.0 Pressure Deviation & Alarm Escalation: If pressure differential drops below 0.05 in. w.g. for > 90 seconds, the amber strobe flashes (Tier-1 Deviation). The technician inside Suite B must immediately cap active vessels, cease dispensing, and wait 5 minutes for auto-rebalancing. If the gauge remains below 0.03 in. w.g. after 5 minutes (Tier-2 Integrity Breach), the audible siren activates: personnel must immediately secure secondary containment, exit through Airlock AL-3 (decontamination airlock), and log Form QA-12 within 1 hour.
3.0 Documentation Timelines & Emergency Exceptions: Form QA-12 must be submitted to Quality Compliance prior to the end of the shift. Emergency Exception: If the integrity breach requires active patient batch quarantine or decontamination lasting beyond shift conclusion, Form QA-12 may be submitted up to 12 hours post-event, provided the Quality Assurance Director issues a written provisional logging waiver. Verbal supervisory permission is invalid.
Q1 (Gold Target • Level 5 Conditional Application) Ref: SOP § 1.0 & 2.0
Technician Maya is handling sealed canisters in Suite B when the AL-2 differential gauge displays 0.04 in. w.g. for 2 minutes. The amber strobe is flashing. What exact action is Maya required to execute first?
A) Don a PAPR respirator and exit immediately through AL-3
B) Cap active vessels, cease dispensing, and wait 5 minutes
C) Evacuate the suite immediately and file Form QA-12 in 1 hr
D) Increase pressure manually to 0.05 in. w.g. and continue
Your Selection: Trap Check: Distinguish Tier-1 response from Tier-2 immediate evacuation.
Q2 (Gold/Platinum Target • Level 5–6 Scope & Exception Handling) Ref: SOP § 1.0
Under which specific circumstance is a cleanroom associate strictly required to don a powered air-purifying respirator (PAPR) and boot shrouds?
A) Whenever passing through Airlock AL-3 during a shift change
B) Exclusively when AL-2 differential pressure drops below 0.03
C) Whenever decanting unsealed biological bulk suspensions
D) Only when an amber strobe flash lasts longer than 90 seconds
Your Selection: Rule Check: Identify absolute mandates that override baseline pressure thresholds.
Q3 (Platinum Target • Level 6–7 Multi-Clause Policy Synthesis) Ref: SOP § 2.0 & 3.0
At 3:00 PM, a Tier-2 breach forces an evacuation through AL-3, triggering active batch quarantine lasting until 7:00 PM. The technician's shift ends at 4:30 PM. To legally submit Form QA-12 past shift end (up to 12 hours), what condition must be met?
A) Verbal authorization from any Suite B supervisor on duty
B) A written provisional logging waiver from the QA Director
C) Submission is automatically granted without any waiver
D) The technician must remain uncompensated until filing is done
Your Selection: Platinum Insight: Recognize specific administrative authority requirements vs. informal approval.
WorkKeys® Gold & Platinum Study Guide • Day 1: Workplace Documents Page 1 of 4
DAY 2 APPLIED MATH: GOLD & PLATINUM FORMULA VAULT & SPRINT
Target: Level 5 (Gold) & Level 6–7 (Platinum)
Conversions
1 sq yd = 9 sq ft
1 cu yd = 27 cu ft
1 ton = 2,000 lbs
1 gal = 128 fl oz = 4 qt
Area & Waste
Area = L × W
Gross = Area × Coats
Req = Gross × (1 + Waste%)
Round UP whole units!
Scrap & Yield
Yield = Raw × (1 - Scrap%)
Raw Req = Target ÷ (1 - Scrap%)
Never multiply by (1 + Scrap%)
Payroll & OT
Reg Pay = 40 × Base
OT Rate = 1.5 × Base
Diff = Total Hrs × Diff Rate
Gross = Reg + OT + Diff
PROBLEM 1 (Level 5 • Multi-Coat Area, Waste Overage & Commercial Purchasing) Gold Core
A warehouse staging bay floor measures 60 feet wide by 90 feet long. The project engineer specifies 2 complete coats of industrial urethane sealant. Each 5-gallon container covers 600 square feet (single coat). To account for roller absorption and edge perimeter cut-in waste, add a 10% material overage. Containers cost $135.00 each and cannot be purchased partially.
Student Work Area (Exact Calculations & Commercial Rounding):
Gross Sq Ft (with 10% Waste): _________
Containers to Order: _________
Total Cost: $_________
PROBLEM 2 (Level 5–6 • Scrap Yield Rate, Palletization & Tiered Freight) Gold / Platinum Bridge
A precision CNC department must deliver exactly 1,900 defect-free components. The automated stamping line has an established 5% scrap rate (95% pass quality inspection). Finished parts are packed 40 parts per shipping carton. Full cartons ship on pallets holding 10 cartons each. Shipping costs $65 per full pallet and $12 for any individual loose carton remaining.
Student Work Area (Exact Scrap Deficit & Tiered Freight Breakdown):
Raw Blanks Required: _________
Cartons: ___ (Pallets: ___ / Loose: ___)
Total Freight Cost: $_________
PROBLEM 3 (Level 6–7 • Multi-Shift Differential, Overtime Thresholds & Gross Pay) Platinum Mastery
A systems technician earns a standard daytime base wage of $26.00 per hour for 40 hours. For scheduled night-shift shutdown work, the company pays a $3.50 per hour shift differential on all hours worked. All hours worked beyond 40 in a single week are overtime, paid at 1.5 times the daytime base rate PLUS the night shift differential. The technician logs 52 total hours on night shift.
Student Work Area (Base 40-hr Pay + Overtime Base + Total Shift Differential = Gross):
Base 40-Hr: $_________
12-Hr OT Base: $_________
Shift Diff (52 hrs): $_________
Total Gross: $_________
WorkKeys® Gold & Platinum Study Guide • Day 2: Applied Math Page 2 of 4
DAY 3 GRAPHIC LITERACY: DUAL-AXIS CHARTS, MATRICES & BRANCHING LOGIC
Target: Level 5 (Gold) & Level 6–7 (Platinum)
FIGURE 1: Chemical Reactor Pressure (Left PSI) vs. Reaction Temp (Right °C) Safety Limits: > 180 PSI OR > 220°C
Critical Pressure Ceiling (180 PSI) Critical Temp Ceiling (220°C)
200 PSI 180 PSI 160 PSI 140 PSI
142 185°
Hr 1
154 196°
Hr 2
168 204°
Hr 3
185* 210°
Hr 4
182* 224°*
Hr 5
162 212°
Hr 6
148 198°
Hr 7
240°C 220°C 200°C 180°C
■ Solid Blue: Pressure (Read Left Axis PSI) --- Italic Brown: Temp (Read Right Axis °C) * Limit breach indicated
Drill 1 (Level 5–6 Dual Axis Cross-Reference):
(A) During which hour did Pressure first violate the 180 PSI limit? Answer: Hour _____
(B) What was the Temperature reading at that exact hour? Answer: _____ °C
(C) At Hour 5, was a limit breached? [ ] Neither [ ] Pressure Only [ ] Temp Only [ ] Both Limits Breached
TABLE 1: High-Precision Turbine Shaft Quality Lot Matrix Rule: Reject if Runout > 0.005mm OR Roughness > 1.6µm OR Cracks > 0
| Lot ID | Sample Tested | Radial Runout (Max) | Surface Roughness (Ra) | Micro-Cracks | Audit Disposition |
|---|
| LOT-901 | 80 shafts | 0.003 mm | 1.4 µm | 0 | ACCEPTED |
| LOT-902 | 80 shafts | 0.006 mm | 1.2 µm | 0 | [ ] Accept [ ] Reject (Flaw: ____________) |
| LOT-903 | 80 shafts | 0.004 mm | 1.8 µm | 0 | [ ] Accept [ ] Reject (Flaw: ____________) |
| LOT-904 | 80 shafts | 0.004 mm | 1.5 µm | 1 | [ ] Accept [ ] Reject (Flaw: ____________) |
Drill 2: Record the explicit parameter breach causing rejection for LOT-902, LOT-903, and LOT-904.
FIGURE 2: Automated Component Sorting & Rework Decision Flow Platinum Logic Branching
Part Infeed Continuous Feed
Mass > 18.0 oz? YES → Scrap Bin NO → Step 2
Hardness ≥ 45 HRC? NO → Reheat Furnace YES → Step 3
Variance ≤ 0.02 mm? NO → Micro-Polish Cell YES → Pallet A
Drill 3 (Platinum Multi-Branch Routing):
Component X-404 has a mass of 17.6 oz, a hardness rating of 48 HRC, and a dimensional variance of 0.035 mm. Trace the flowchart: where does Component X-404 end up?
Final Destination:
WorkKeys® Gold & Platinum Study Guide • Day 3: Graphic Literacy Page 3 of 4
MASTER VERIFICATION ANSWER KEY & GOLD / PLATINUM SCORING AUDIT
Gold Benchmark: 8+/9 (89%) • Plat: 9/9 (100%)
DAY 1: Workplace Docs
Score: ___ / 3
Target: 3/3 (Level 5–6)
DAY 2: Applied Math
Score: ___ / 3
Target: 3/3 (Level 5–6)
DAY 3: Graphic Literacy
Score: ___ / 3
Target: 3/3 (Level 5–6)
DAY 1: WORKPLACE DOCUMENTS (LEVEL 5–6) Policy Analysis
Q1: Choice B. Section 2.0 explicitly directs that if pressure drops below 0.05 in. w.g. for > 90 seconds (Tier-1 Deviation), the technician must "cap active vessels, cease dispensing, and wait 5 minutes." Choice C is premature (Tier-2 applies only if below 0.03 after 5 mins).
Q2: Choice C. Section 1.0 explicitly establishes an unconditional requirement: PAPRs and boot shrouds are "mandatory regardless of airlock pressure status" whenever decanting unsealed biological bulk suspensions.
Q3: Choice B. Section 3.0 permits submission up to 12 hours post-event only if "the Quality Assurance Director issues a written provisional logging waiver." Verbal supervisory consent is invalid.
DAY 2: APPLIED MATH (LEVEL 5–6) Step-by-Step Proofs
Problem 1: 20 Containers; $2,700.00 Total.
1. Area: \(60 \times 90 = 5,400\text{ sq ft}\). Two coats: \(5,400 \times 2 = 10,800\text{ sq ft}\).
2. Add 10% waste: \(10,800 \times 1.10 = \mathbf{11,880\text{ sq ft}}\).
3. Coverage: \(11,880 \div 600 = 19.8\text{ containers}\). Must round up to whole units: \(\mathbf{20\text{ containers}}\).
4. Total Cost: \(20 \times \$135.00 = \mathbf{\$2,700.00}\).
Problem 2: 2,000 Blanks; 48 Cartons (4 Pallets + 8 Loose); $356.00 Freight.
1. Raw blanks: \(1,900 \div 0.95 = \mathbf{2,000\text{ blanks}}\). (Check: \(2,000 \times 0.95 = 1,900\)).
2. Cartons: \(1,900 \div 40 = 47.5 \rightarrow \mathbf{48\text{ cartons}}\) (47 full cartons of 40 + 1 partial carton of 20).
3. Palletization: \(48 \div 10 = \mathbf{4\text{ full pallets}}\) (40 cartons) + \(\mathbf{8\text{ loose cartons}}\).
4. Freight: \((4 \times \$65) + (8 \times \$12) = \$260 + \$96 = \mathbf{\$356.00}\).
Problem 3: $1,040 Base; $468 OT Base; $182 Shift Diff; $1,690.00 Gross Pay.
1. Base 40 hours: \(40 \times \$26.00 = \mathbf{\$1,040.00}\).
2. Overtime hours: \(52 - 40 = 12\text{ hours}\). OT base rate: \(1.5 \times \$26.00 = \$39.00/\text{hr}\). OT Base: \(12 \times \$39.00 = \mathbf{\$468.00}\).
3. Night differential on all 52 hours: \(52 \times \$3.50 = \mathbf{\$182.00}\).
4. Total Gross Earnings: \(\$1,040.00 + \$468.00 + \$182.00 = \mathbf{\$1,690.00}\).
DAY 3: GRAPHIC LITERACY (LEVEL 5–6) Visual Verifications
Drill 1 (Figure 1): Pressure first violated 180 PSI at Hour 4 (185 PSI). At Hour 4, the dashed temperature line (read against right-hand axis) was at 210°C (under limit). At Hour 5, Pressure was 182 PSI (> 180 PSI) AND Temperature was 224°C (> 220°C); therefore, Both limits were breached.
Drill 2 (Table 1): LOT-902 is REJECTED because Runout = 0.006 mm (> 0.005 limit). LOT-903 is REJECTED because Roughness = 1.8 µm (> 1.6 limit). LOT-904 is REJECTED because Micro-Cracks = 1 (> 0 limit).
Drill 3 (Figure 2): Mass 17.6 oz ≤ 18.0 (Pass) → Hardness 48 HRC ≥ 45 (Pass) → Variance 0.035 mm exceeds 0.02 mm maximum. Flow directs part to Micro-Polish Cell.
Top 4 WorkKeys Test-Day Execution Rules:
1. Unit Matching & Rounding: Convert all dimensions before calculating. In commercial purchasing, always round UP to whole units.
2. Policy Scope: Answer strictly from the text; avoid real-world outside assumptions. Identify specific authority required for waivers.
3. Axis Verification: Double check left vs right scale on dual-axis graphics before reading coordinates or comparing limits.
4. Scrap Calculation Rule: Always divide target quantity by \((1 - \text{Scrap\%})\). Pacing: allocate 1.25 minutes per question.
WorkKeys® Gold & Platinum Study Guide • Answer Key & Benchmark Audit Page 4 of 4
