DAA - Defence Aptitude Assessment Numerical Reasoning Data Interpretation Questions and Answers

Question 1

The following table shows the number of applications received for four different roles at a military recruitment centre over a five-month period.

| Month     | Officer Cadet | Technician | Logistics | Infantry |
|-----------|---------------|------------|-----------|----------|
| January   | 150           | 220        | 180       | 350      |
| February  | 165           | 210        | 190       | 360      |
| March     | 180           | 240        | 210       | 330      |
| April     | 170           | 250        | 200       | 310      |
| May       | 190           | 260        | 220       | 290      |

What was the approximate percentage increase in applications for the Officer Cadet role from January to May?

Accepted Answer

26.7%

Answer

20.5%

Answer

30.1%

Answer

22.4%

Question 2

The bar chart below shows the pass rates for five different military training exercises (A, B, C, D, E) in two consecutive years.

[A bar chart would be here showing: Year 1 (Blue): A=75%, B=80%, C=90%, D=65%, E=70%. Year 2 (Red): A=85%, B=75%, C=88%, D=72%, E=80%]

Which training exercise saw the largest absolute percentage point increase in its pass rate from Year 1 to Year 2?

Accepted Answer

Exercise E

Answer

Exercise B

Answer

Exercise C

Answer

Exercise A

Question 3

A military unit's total weekly fuel consumption of 3,000 litres is allocated as shown in the pie chart below.

[A pie chart would be displayed with the following allocations: Patrol Vehicles=45%, Transport Trucks=30%, Generators=15%, Helicopters=10%]

If the fuel allocation for Generators is reduced by 20%, how many litres of fuel will be allocated to Generators next week?

Accepted Answer

360 litres

Answer

450 litres

Answer

90 litres

Answer

400 litres

Question 4

The line graph below shows the number of personnel deployed from two different bases, Base X and Base Y, over 6 months.

[A line graph would show two lines. Base X (Blue): Jan=200, Feb=220, Mar=250, Apr=230, May=280, Jun=300. Base Y (Red): Jan=210, Feb=230, Mar=240, Apr=260, May=270, Jun=280]

In which month was the absolute difference in personnel deployed between Base X and Base Y the greatest?

Accepted Answer

April

Answer

May

Answer

June

Answer

March

Question 5

The table below shows the results of a fitness test for 1,200 recruits, categorized by age group and test outcome.

| Age Group | Pass | Fail | Total |
|-----------|------|------|-------|
| 18-21     | 450  | 50   | 500   |
| 22-25     | 360  | 40   | 400   |
| 26-30     | 270  | 30   | 300   |
| Total     | 1080 | 120  | 1200  |

Which of the following statements is true based on the data?

Accepted Answer

Exactly 10% of all recruits failed the test.

Answer

The 18-21 age group had the lowest pass rate.

Answer

The 22-25 age group had a pass rate of 85%.

Answer

More than half of the recruits who passed were in the 18-21 age group.

Question 6

A squadron has four types of aircraft with different operational ranges and fuel capacities as shown below.

| Aircraft Type | Range (km) | Fuel Capacity (litres) |
|---------------|------------|------------------------|
| Typhoon FGR4  | 2,900      | 5,000                  |
| Hercules C-130| 3,800      | 20,000                 |
| Voyager KC2   | 11,100     | 90,000                 |
| Atlas C.1     | 5,600      | 50,000                 |

Assuming fuel consumption is constant, which aircraft has the highest fuel efficiency in terms of kilometres per litre (km/l)?

Accepted Answer

Typhoon FGR4

Answer

Hercules C-130

Answer

Voyager KC2

Answer

Atlas C.1