Turn your sound on. A voice reads one equation — 291 plus 468, or 542 minus 66 divided by 6, times 32 — and the screen stays empty while it speaks. Then three numbers appear and you press 1, 2 or 3, or click one. In EASY and MEDIUM R replays the sentence as often as you like; in HARD and EXAM it plays once and the speaker locks. Twenty questions, no countdown, no going back and no skipping. EASY and MEDIUM are open in this demo — HARD and EXAM are the PRO half of the ladder.
WIZZ AIR
TestAir360: Mental Arithmetic
Independent preparation for the Mental Arithmetic test in the Wizz Air Pilot Academy selection process. The equation is spoken and then it is gone: nothing is written on screen, and you pick the result from three options. Twenty questions a round, sixteen question shapes, and a difficulty ladder that ends with three-operation chains read out in a single sentence. There is no countdown clock — but your time is recorded.
- Phone, tablet & PC
- Performance analytics
- Headphones required
Spoken once.
Never written down.
Most arithmetic tests put the equation on the screen and let your eye go back to it. This one says it out loud and then there is nothing to look at: a speaker, three numbers and a progress bar. That single difference turns one job into four that overlap — hear it, hold it, work it out, choose — and it is the reason a test whose hardest sum is 13 × 9 is genuinely difficult. The five steps below are the order in which they are worth learning.
One sentence, spoken — and an empty screen
There is no question on the screen. A voice reads one equation, and while it speaks the display holds a speaker, three numbers and a progress bar — nothing else. Then you press 1, 2 or 3, or click the option you want. Three things are missing on purpose and it is worth knowing before you start: there is no countdown clock in any mode, you cannot skip a question or go back to change an answer, and there is no fixed question bank — the round is generated the moment you press a mode, so the same round never comes twice. The clock’s absence is not generosity: your time is still recorded and it is what separates two candidates on the same score.
Not arithmetic.
Arithmetic under load.
A clearance, a frequency, a fuel figure: on the flight deck numbers arrive by voice and often have to be worked on before they are written down. This module is that stripped to one screen. The numbers themselves are deliberately small — measured across 80,000 generated questions, every answer is a positive whole number and every division comes out exact — so what is being measured is not whether you can divide, but whether you can still divide while holding a sentence you heard once.
Four jobs on one sentence.
Hear it, hold it, work it out, choose — and the first of those has a deadline you do not control. The sentence is spoken at conversational speed and then it is gone; miss one number and the question is unanswerable. That is the whole design, and it is why a test whose hardest multiplication is 13 × 9 is genuinely difficult. The load is not in the arithmetic, it is in doing the arithmetic while still holding a sentence you heard once: three words in EASY, a median of eight in HARD, up to ten in EXAM.
Said in one order. Solved in another.
A spoken chain follows the rhythm of speech, not the rules of arithmetic: multiplication and division are done first wherever they appear in the sentence. Measured across 15,240 three-operation questions, working strictly left to right produced a different result in 74 % of them. The consolation is that the mistake is loud rather than subtle — the wrong result sits a median 327 % away from the right one, and across all of them it matched one of the three options 0 times. If nothing on screen is close to your answer, it is your order of operations, not your arithmetic.
The pool hardens exactly where the help stops.
Three of the four modes are practice and one is the assessment, but the interesting boundary is not there — it is at HARD. That is where 83.8 % of questions become three-operation chains, 23.8 % start carrying brackets and the spoken sentence doubles in length. It is also the exact point where unlimited replay is withdrawn and the speaker locks after one play. Load up, help down, in the same step. The practical consequence is a preparation order: get your replay count to zero in EASY and MEDIUM first, because HARD takes the key away whether you were leaning on it or not.
Estimate first. Decide second.
The three numbers are built to a fixed policy: one sits above the answer, one below. Measured across 80,000 generated questions that held every single time, which means the correct answer is always the middle of the three. We publish that because hiding a measured property would be dishonest — and we would not build a method on it, because it teaches nothing and the ranking separates equal scores by time anyway. The useful half of the same measurement is this: the median gap between options is 6.3 % of the answer in EASY and 5.9 % in HARD, so estimating to within ±1 % already leaves one possible option 99.3 % of the time.
Twenty questions. Eleven things recorded about each one.
A score out of twenty tells you almost nothing about what to practise. The module records considerably more than that, and it does it per question: which difficulty the question came from, which operation it used, how many operations it had, whether it carried a bracket, what you picked, whether that was right, how long you took and how many times you replayed the sentence. Everything in the report is assembled from those eleven fields, which is why it can answer “what should I work on” instead of just “how did I do”.
Accuracy by operation — the most useful line
Plus, minus, times and divided by, scored separately. Division is the operation candidates lose most often, and it is also the one with the cleanest fix: the divisor is small, the answer is smaller, and the division always comes out exact.
Difficulty breakdown, and where the wall is
Easy, medium and hard scored apart. In EXAM this matters more than the total, because the round is strictly ordered — questions 1–6 are easy and 15-20 are hard — so a collapse at the end of the round and a collapse on hard questions look identical until you separate them.
Replays — the readiness number
How many times you replayed the sentence, and on which question shapes. It is the single best indicator of whether you are ready for HARD, where the replay key does not exist. The target is not "few". It is zero.
Response time against accuracy
There is no clock in this module, so time is never lost directly — but it is recorded per question and it is what separates two candidates on the same score. The report shows whether your errors come from rushing or from grinding, and whether you slow down towards the end.
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What is the TestAir360: Mental Arithmetic test in the Wizz Air Pilot Academy selection process?
It is an arithmetic test that you listen to rather than read. A voice reads one equation — anything from 291 plus 468 to 542 minus 66 divided by 6, times 32 — and while it speaks there is nothing on the screen but a speaker, three numbers and a progress bar. You pick the result from the three options. A round is always twenty questions, and the questions are generated the moment you choose a mode, so there is no fixed bank to memorise. What is being measured is not arithmetic on its own but arithmetic carried out while you are still holding a sentence you heard once.
Is there a time limit?
No countdown clock, in any mode, per question or per round — and that is a deliberate part of the design rather than an oversight. It does not mean time is free, though: the module records how long you take on every single question, the round duration goes into your report, and where two candidates finish on the same score the faster round is ranked ahead. So there is no clock, but there is a stopwatch.
Which keys does it use, and can I replay the sentence?
The three options are 1, 2 and 3 from left to right, and clicking or tapping them does the same thing. R (or the speaker button) replays the sentence — but only in EASY and MEDIUM. In HARD and EXAM the sentence plays once and the speaker locks, which is the single biggest reason to drive your replay count down to zero before you move up. Esc opens the exit confirmation. Enter does nothing on the question screen: it only closes the feedback window in EASY.
How is the score worked out?
The formula is one line from the module’s own code: your correct answers divided by twenty, as a percentage. The denominator is always the size of the round, never the number of questions you answered. That has one consequence worth internalising: an unanswered question scores exactly the same as a wrong one, so there is never a reason to leave one blank. With three options, a guess is worth a third of a mark and a blank is worth nothing.
What are the four modes, and which of them can I try here?
EASY is twenty one-operation questions with feedback on and unlimited replays. MEDIUM is twenty medium questions, about half of them two-operation, feedback off. HARD is where the ladder actually steps: 83.8 % of its questions are three-operation chains, 23.8 % carry a bracket, the spoken sentence doubles in length, and the replay key is withdrawn at the same moment. EXAM is the mixture — six easy, eight medium, six hard — and it is strictly ordered, so questions 1–6 are the easy ones and 15-20 are the hard ones. EASY and MEDIUM are open in the demo on this page; HARD and EXAM are the PRO half and show a PRO badge in the mode menu.
The equation is said in one order but has to be solved in another. How do I handle that?
Multiplication and division are always done before addition and subtraction, wherever they fall in the sentence. 542 minus 66 divided by 6, times 32 means 542 − (66 ÷ 6 × 32) = 190, not 2,539. Measured across 15,240 three-operation questions, reading strictly left to right gives a different result in 74 % of them — but the mistake is loud rather than subtle: the wrong result is a median 327 % away from the right one and it matched one of the three options 0 times in all of them. If nothing on screen is near your answer, check your order of operations first.
How do I know whether a question has brackets?
There is exactly one spoken signal, and it was checked on every generated question: “the sum of X and Y”. If you hear it there are brackets; if you do not, there are none — 6,186 out of 6,186, with no exception. A comma is a breath and never a bracket: 38 times 7, plus 52 is 38 × 7 + 52, not 38 × (7 + 52). Only two of the sixteen question shapes are bracketed and both are in the hard pool.
Do the three options tell me anything?
They do, and we would rather publish it than pretend otherwise: the module places one option above the answer and one below it, so across 80,000 generated questions the correct answer was the middle of the three every single time. Two reasons not to build a method on that. It is a property measured in this module’s shipped question pool, and nothing guarantees the selection test you sit uses the same distractor policy. And marking the middle number teaches you nothing, while the ranking separates equal scores by time. The genuinely useful half of the same measurement is that the median gap between options is only 6.3 % of the answer in EASY and 5.9 % in HARD — so a good estimate usually decides the question before an exact result would.
Is the demo on this page the real module?
Yes. The player above loads the same module from hub.cadetpro.com that PRO subscribers use, inside a sandboxed frame, with no sign-up. EASY and MEDIUM are open; HARD and EXAM carry the module’s own PRO lock. What PRO adds is those two modes, the detailed performance analysis after each round, and unlimited access across the whole Wizz Air module set.
Is this an official Wizz Air product?
No. CADETPRO is an independent preparation platform. It is not affiliated with, endorsed by or connected to Wizz Air or Aon in any way, and it does not promise a pass or a job. What it provides is practice against a faithful reproduction of the task and a detailed report on how you performed.