This guide explains a topic and a method for reading related news. It does not report a newly announced event. Check the issuing authority for current facts.
01 / UNDERSTANDING
Reading the news
Read survey or banking headlines by recovering the denominator and population behind each percentage before comparing branches, customer groups or reporting periods. A combined success rate needs the group counts behind each reported percentage. Check the original claim against its evidence and label interpretations separately. A specific trap is averaging branch percentages when the underlying branch counts differ. Keep the reporting period and missing information explicit before deciding whether the reported facts support the suggested conclusion.
02 / UNDERSTANDING
The concept in context
A percentage is incomplete without its denominator. Shares of a branch total and shares of the overall total cannot be substituted merely because both mention the same branch. A useful study check is to draw a table with clearly named rows, columns and totals, then reconcile all subtotals with the narrative before answering comparisons. Explain why the method fits.
03 / UNDERSTANDING
A worked learning case
Two branches process 200 applications altogether. North handles 120, of which one quarter are incomplete. South handles the remaining 80, of which one fifth are incomplete. The reconstructed table contains 30 and 16 incomplete applications, leaving 90 and 64 complete applications. The combined complete count is 154, not the average of the two branch percentages.
ORIGINAL EDUCATIONAL PRACTICE
Try it before you check.
What percentage of all 200 applications is complete?
Show the answer and reasoning
77%.
North contributes 120 minus 30, or 90 complete applications. South contributes 80 minus 16, or 64. Their total is 154, so the combined percentage is 154 divided by 200 times 100, equal to 77%. A simple mean of the branch percentages would ignore their unequal sizes.
Two traps to watch for.
- Averaging branch percentages when the underlying branch counts differ.
- Using a residual total before accounting for every stated category.
YOUR TOPIC-SPECIFIC LEARNING MAP
Evidence to check
Draw a table with clearly named rows, columns and totals.
Annotate each percentage with its exact base before multiplying.
Reconcile all subtotals with the narrative before answering comparisons.
Explain the idea, apply it to a new situation, then check what changed in your reasoning.
BANKERS TUTORIAL · SOURCE NOTES
Keep the source alongside your notes.
Official links provide subject context and authoritative reference material. This guide’s explanation, scenario and question are original Bankers Tutorial learning content.
- www.ibps.in https://www.ibps.in/wp-content/uploads/Detailed-Notification_CRP-PO-XIV_7.8.24.pdf
For IBPS & RRB preparation, check the current official notice before relying on changing dates, rules or examination requirements.
