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DAA Mathematical Reasoning and Arithmetic Flashcards

6 cards from real DAA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 DAA Mathematical Reasoning and Arithmetic flashcards as text

  1. A perimeter fence is 3.6 km long. Posts are placed every 40 meters. How many posts are needed?

    Answer: 90

    3.6 km = 3,600 m; 3,600 ÷ 40 = 90 posts.

  2. A ration pack feeds 2 soldiers for 1 day. How many packs are needed for 20 soldiers for 3 days?

    Answer: 30

    One pack covers 2 soldier-days; 20 soldiers × 3 days = 60 soldier-days; 60 ÷ 2 = 30 packs.

  3. A jeep travels at 60 km/h. How long does it take to cover 90 km?

    Answer: 1.5 hours

    Time = distance ÷ speed = 90 ÷ 60 = 1.5 hours.

  4. A test has 40 questions. A candidate answers 32 correctly. What is their percentage score?

    Answer: 80%

    32 ÷ 40 × 100 = 80%.

  5. Ammunition boxes weigh 15 kg each. A helicopter can carry 450 kg of cargo. How many boxes can it carry?

    Answer: 30

    450 ÷ 15 = 30 boxes.

  6. A soldier saves $150 per month. How many months to save $1,350?

    Answer: 9

    1,350 ÷ 150 = 9 months.

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Sources & references

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  1. royalnavy.mod.uk — Exam format, passing score, test dates, eligibility, retake policy, test delivery, score release, time limit · verified Oct 2026
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