ISSB - Pak Navy Officer Selection Mathematics: Past Papers MCQs with Answers

Practise ISSB - Pak Navy Officer Selection Mathematics past papers MCQs in sets of about 20 questions with instant answers and explanations. This page focu…

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ISSB - Pak Navy Officer Selection Mathematics Past Papers sample MCQs

  1. Q1. The ratio of two numbers is 3:5. If their sum is 64, the larger number is:

    • A) 24
    • B) 35
    • C) 40
    • D) 45

    Answer: 40

  2. Q2. What is 0.625 as a fraction in lowest terms?

    • A) 5/8
    • B) 625/1000
    • C) 2/3
    • D) 3/5

    Answer: 5/8

  3. Q3. How many degrees in the sum of interior angles of a hexagon?

    • A) 540
    • B) 620
    • C) 720
    • D) 900

    Answer: 720

  4. Q4. Ratio of officers to cadets is 3:7. If 28 cadets, how many officers?

    • A) 9
    • B) 12
    • C) 14
    • D) 21

    Answer: 12

  5. Q5. Boat: 60 km downstream in 3 h, upstream in 5 h. Speed in still water?

    • A) 14 km/h
    • B) 16 km/h
    • C) 18 km/h
    • D) 20 km/h

    Answer: 16 km/h

  6. Q6. Perimeter of rectangle: length 15 m, width 10 m. Area?

    • A) 50 m²
    • B) 100 m²
    • C) 150 m²
    • D) 300 m²

    Answer: 150 m²

  7. Q7. A man buys a pen for Rs 80 and sells at 25% profit. Selling price?

    • A) Rs 90
    • B) Rs 100
    • C) Rs 105
    • D) Rs 120

    Answer: Rs 100

  8. Q8. Area of circle with radius 7 cm? (Use pi = 22/7)

    • A) 154 cm2
    • B) 44 cm2
    • C) 308 cm2
    • D) 49 cm2

    Answer: 154 cm2

  9. Q9. Missing number: 5, 11, 23, 47, ?

    • A) 91
    • B) 94
    • C) 95
    • D) 96

    Answer: 95

  10. Q10. Clock shows 3:00. Angle between hour and minute hands?

    • A) 60°
    • B) 75°
    • C) 90°
    • D) 120°

    Answer: 90°

  11. Q11. 20% of a number is 50. The number is:

    • A) 200
    • B) 250
    • C) 300
    • D) 400

    Answer: 250

  12. Q12. Square root of 0.25?

    • A) 0.05
    • B) 0.5
    • C) 2.5
    • D) 5

    Answer: 0.5

  13. Q13. Volume of cube with edge 3 cm?

    • A) 9 cm3
    • B) 18 cm3
    • C) 27 cm3
    • D) 36 cm3

    Answer: 27 cm3

  14. Q14. Profit percent when CP = Rs 500 and SP = Rs 600?

    • A) 10%
    • B) 16.67%
    • C) 20%
    • D) 25%

    Answer: 20%

  15. Q15. 3/4 of a number is 60. The number is:

    • A) 45
    • B) 80
    • C) 90
    • D) 120

    Answer: 80

  16. Q16. 0.75 as a fraction in lowest terms?

    • A) 3/4
    • B) 7/5
    • C) 75/100
    • D) 15/20

    Answer: 3/4

  17. Q17. Square of 15?

    • A) 125
    • B) 225
    • C) 250
    • D) 325

    Answer: 225

  18. Q18. Diameter of circle is 14 cm. Radius is:

    • A) 7 cm
    • B) 14 cm
    • C) 28 cm
    • D) 44 cm

    Answer: 7 cm

  19. Q19. Perimeter of a rectangle 8 cm by 5 cm is:

    • A) 13 cm
    • B) 26 cm
    • C) 40 cm
    • D) 20 cm

    Answer: 26 cm

  20. Q20. An Army selection practice sheet shows a right triangle with legs 6 cm and 8 cm. What is the length of the hypotenuse?

    • A) 9 cm
    • B) 10 cm
    • C) 12 cm
    • D) 14 cm

    Answer: 10 cm

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