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6,314 original practice questions

Across 294 timed sets. Every question written by us and double-blind verified: two independent solvers plus an adversarial editor, and only unanimous questions ship. Every one has a worked explanation.

Start practising, freeSee the 26 role roadmaps

Source, questions written by OptiResume, double-blind verified, counts derived from the bank at build time

Aptitude

32 topics · 102 timed sets · 2,115 questions

The quantitative section nearly every campus test opens with: percentages, ratios, time and work, probability, number system and the rest.

  • Mensuration150Q · 6 sets · ~150 min · mixed
  • Number System150Q · 6 sets · ~150 min · mixed
  • Percentages150Q · 6 sets · ~150 min · mixed
  • Probability150Q · 6 sets · ~150 min · mixed
  • Logarithms149Q · 6 sets · ~149 min · mixed
  • Permutations and Combinations146Q · 6 sets · ~146 min · mixed
  • Problems on Ages139Q · 6 sets · ~139 min · mixed
  • Time and Work135Q · 6 sets · ~135 min · mixed
  • Mixtures and Alligation133Q · 6 sets · ~133 min · mixed
  • Ratio and Proportion132Q · 6 sets · ~132 min · mixed
  • Averages123Q · 6 sets · ~123 min · mixed
  • Time, Speed and Distance118Q · 6 sets · ~118 min · mixed
  • Simple and Compound Interest113Q · 6 sets · ~113 min · mixed
  • Profit and Loss110Q · 6 sets · ~110 min · mixed
  • Clocks and Calendars24Q · 1 set · ~24 min · medium
  • Clocks and Calendars23Q · 1 set · ~23 min · mixed
  • Clocks and Calendars23Q · 1 set · ~23 min · mixed
  • Clocks and Calendars23Q · 1 set · ~23 min · mixed
  • Clocks and Calendars23Q · 1 set · ~23 min · mixed
  • Clocks and Calendars23Q · 1 set · ~23 min · mixed
  • Data Interpretation: Sales7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Sales7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Sales7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Sales7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Sales7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Survey7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Survey7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Survey7Q · 1 set · ~9 min · mixed
  • Data Interpretation: Survey6Q · 1 set · ~8 min · mixed
  • Data Interpretation: Survey6Q · 1 set · ~8 min · mixed
  • Data Interpretation: Regional Sales5Q · 1 set · ~6 min · medium
  • Data Interpretation: Survey & Budgets5Q · 1 set · ~6 min · medium

How these questions are made

Written, not scraped

Every scenario, name and number is ours. The formulas are universal; the wording is not borrowed from any published bank.

Double-blind verified

Two independent solvers answer without the key, and an adversarial editor tries to find a second defensible answer. Disagreement means the question is dropped.

Explained, not asserted

Each explanation works the problem through and names the specific error that produces the most tempting wrong answer, so a wrong attempt still teaches you something.

One detail you will not see elsewhere: the correct answer is spread evenly across all four options. We found it clustered on option B, so a guesser could beat chance knowing nothing. Fixed, so a score means what it says.

31

Rapid-revision sheets

Readable the night before, on a phone, in three minutes. 10 of them are technical.

26

Role roadmaps

Each phase ends in one of these tests, so progress is earned rather than ticked.

100

Code Century problems

A structured coding challenge with a verifiable certificate at the end.

Why an account?

Because the useful part is personal: saved scores, weak topics found from your real attempts, wrong answers returning on a spaced-repetition schedule, and a roadmap that skips what you can already clear. None of that works anonymously.

Create a free accountOr check your resume first