Tools
Calculators and drills
Five things worth measuring, each of which usually gets guessed at instead: your real score after negative marking, what normalisation does to it, your typing speed under the actual rules, your arithmetic recall, and where a score sits relative to everyone else.
- IBPS PORRB NTPC2 min
Score and negative marking calculator
Convert attempts and accuracy into a marks figure, then work backwards from a target score to the attempt count it actually needs.
Open tool → - RRB NTPC5 min
Normalisation calculator and explainer
Why two candidates with the same raw score can end up with different marks in a multi-shift railway exam, worked through with numbers.
Open tool → - RRB NTPC10 min
Railway typing skill test
Ten minutes, a passage, no backspace. Thirty words per minute in English or twenty-five in Hindi, scored the way the real test scores it.
Open tool → - IBPS PORRB NTPC2 min
Calculation speed drill
Timed recall of the fraction table, squares and percentage conversions. This is the difference between finishing a data interpretation set and abandoning it.
Open tool → - IBPS PORRB NTPC2 min
Percentile and cut-off distance
Turn a mock test score into a position relative to other candidates, and see how far a score sits from a cut-off you supply.
Open tool →
A note on what these can and cannot tell you
The score calculator is exact arithmetic, so it is as reliable as the marking scheme you give it. The normalisation and percentile tools are different in kind. Railway boards publish the existence of normalisation but not the coefficients they use, and percentile depends on a candidate pool this site cannot see. Both are built to teach you the shape of the mechanism so you stop being surprised by it, and both say so on the page. Treat their outputs as illustrations, never as predictions of your result.