---
title: "TestX Govt Exam Study Guides, Formula Cheat-Sheets & Solved PYQs"
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# TestX Exam Study Guides & 10-Second Formula Cheat-Sheets

1. **[SSC CGL Speed, Time & Distance: Relative Speed, Trains & Boats 10-Second Shortcuts](https://testx.in/guides/ssc-cgl-time-speed-distance-trains-boats-shortcut-formulas)** *(SSC · Quantitative Aptitude · 6 min read)* — Master relative velocity, train crossing problems, upstream/downstream ratios, and circular track meeting times in under 10 seconds with TCS iON shift derivations. · [Markdown](https://testx.in/api/retail/guides/ssc-cgl-time-speed-distance-trains-boats-shortcut-formulas?format=md)
2. **[SSC CGL Profit & Loss: Dishonest Dealer & Successive Discount 10-Second Formulas](https://testx.in/guides/ssc-cgl-profit-and-loss-dishonest-dealer-shortcut-formulas)** *(SSC · Quantitative Aptitude · 5 min read)* — Master false-weight ratios, successive markups, and net profit percentage problems in under 10 seconds with TCS iON shift derivations. · [Markdown](https://testx.in/api/retail/guides/ssc-cgl-profit-and-loss-dishonest-dealer-shortcut-formulas?format=md)
3. **[IBPS PO & SBI Clerk Speed Math: Quadratic Equations Sign Table & Factor Tricks](https://testx.in/guides/ibps-po-sbi-clerk-quadratic-equations-sign-table-shortcuts)** *(Banking · Quantitative Aptitude · 4 min read)* — Solve 5 inequality comparison questions in under 90 seconds using the 4-row sign table and split-root shortcuts. · [Markdown](https://testx.in/api/retail/guides/ibps-po-sbi-clerk-quadratic-equations-sign-table-shortcuts?format=md)
4. **[RRB NTPC & SSC GK: Top Constitutional Articles, Schedules & Amendments Cheat-Sheet](https://testx.in/guides/rrb-ntpc-ssc-indian-polity-must-know-articles-amendments-table)** *(Railways · General Awareness · 5 min read)* — High-frequency Indian Polity articles, writs, and constitutional bodies tested across TCS CBT shifts. · [Markdown](https://testx.in/api/retail/guides/rrb-ntpc-ssc-indian-polity-must-know-articles-amendments-table?format=md)

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