Lena takes an online course consisting of 4 modules. She completes Module 1 in 2.5 hours, Module 2 in 3.75 hours, Module 3 in 2 hours, and Module 4 in 4.25 hours. If she spends an average of 90 minutes per module, how many minutes over or under the expected total time did she study?

Fri, 01 May 2026 01:17:20 +0000

**Lena’s 4-Module Course: How Time Spent Compares to the Real Average** In today’s fast-paced digital landscape, online learning has become a go-to for personal growth, career advancement, and skill development—especially when structured in digestible, modular formats. Lena recently completed a 4-module course covering a high-demand topic, spending time across each with precision. Module 1 took 2.5 hours, Module 2 slowed to 3.75 hours, Module 3 finished in 2 hours, and Module 4 required 4.25 hours. If she averaged 90 minutes per module, what’s the real number behind her total study time—and how does that stack up in the broader context of modern learning trends? Analysis reveals a total of 12 hours spent across all modules. Breaking that down, the expected time based on 90 minutes per module totals exactly 6 hours (2.5 + 3.75 + 2 + 4.25 = 12.5 actual minutes). She studied 12 minutes over the average baseline, a difference that reflects common variations in pacing, focus, and prior knowledge. While minor, this gap highlights how flexible course timing supports diverse learning styles—no one-size-fits-all fills every pace requirement. **Why Modular Learning Is Gaining Traction**