Theory Hub UK Theory Test

Your vehicle has a maximum authorised mass of 40 tonnes. The tare weight is 10 tonnes. What's your maximum payload?

Why this is the answer

To work out your vehicle's payload, use the following formula: maximum authorised mass (MAM), minus tare weight, equals payload. This is the maximum weight your vehicle can carry.

Why the other answers don't fit

A
20 tonnes — Twenty tonnes leaves ten tonnes unaccounted for.
C
40 tonnes — Forty tonnes is the total permitted weight, with nothing left for the vehicle.
D
50 tonnes — Fifty tonnes is more than the vehicle may weigh in total.

Where this comes from

  • Driving Goods Vehicles — section 3

Rule numbers link to The Highway Code on gov.uk.

Where this question comes from

The question, its options and the explanation are reproduced word for word from the DVSA revision question bank under licence. The licence requires them to appear unaltered, so we cannot reword them and neither can anyone else — that is why you will meet the same wording on other sites. Everything else on this page is written by Theory Hub: the explanation of why each wrong answer is wrong, the topic guide and the revision notes.

More about our sources and licence

Asked in: Lorry & Bus (LGV/PCV)

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