Common miss
Direct answer
The common mistake is treating What is 25% of 80 as a loose phrase instead of a rule, condition, or field decision with consequences. One quarter of 80 is 20. If you miss this area, review the explanation, tag the weak concept, and drill nearby topics such as Algebra refreshers, Number patterns and functions, Mechanical reasoning basics.
How to use this answer
Read the answer once, then prove it by choosing an answer in a practice question before looking at the explanation. If the miss repeats, tag the domain as Sample and drill a smaller set before returning to mixed practice.
Prep path
IBEW Aptitude Test Study Guide
Independent IBEW aptitude study guide for algebra, functions, reading comprehension, and timed practice.
SamplesIBEW Aptitude Sample Questions
Public IBEW Aptitude Test Prep sample questions with explanations.
PracticeOpen IBEW Aptitude Test Prep
Start with the 15-question free set before deciding whether to unlock the paid bank.