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SSC CGL Simplification Practice Test 1

15 simplification questions on BODMAS, fractions, decimals, squares, and surd-style arithmetic.

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SSC CGL Practice Session

SSC CGL Simplification Practice Test 1

15 simplification questions on BODMAS, fractions, decimals, squares, and surd-style arithmetic.

Questions
15
Marking
+2 correct, -0.5 wrong
Format
15-question ad-supported session
Preview all 15 questions in SSC CGL Simplification Practice Test 1 (no login required)
  1. BODMAS

    1. Evaluate: 18 ÷ 3 × 2

    • A. 3
    • B. 6
    • C. 12 (Correct)
    • D. 18

    Explanation: Proceed left to right after division and multiplication: 18 ÷ 3 = 6, then 6 × 2 = 12.

  2. BODMAS

    2. What is 25 - 5 × 3?

    • A. 60
    • B. 10 (Correct)
    • C. 15
    • D. 20

    Explanation: Multiply first: 5 × 3 = 15, then 25 - 15 = 10.

  3. Fractions

    3. 1/2 + 1/3 =

    • A. 2/5
    • B. 5/6 (Correct)
    • C. 1/6
    • D. 3/5

    Explanation: LCM of 2 and 3 is 6, so 1/2 + 1/3 = 3/6 + 2/6 = 5/6.

  4. Fractions

    4. 3/4 of 80 is:

    • A. 50
    • B. 55
    • C. 60 (Correct)
    • D. 65

    Explanation: 3/4 × 80 = 60.

  5. Decimals

    5. 0.25 × 100 =

    • A. 2.5
    • B. 25 (Correct)
    • C. 250
    • D. 0.025

    Explanation: Multiplying by 100 moves the decimal two places right.

  6. Square Roots

    6. √144 =

    • A. 10
    • B. 11
    • C. 12 (Correct)
    • D. 13

    Explanation: 12 × 12 = 144.

  7. Squares

    7. 15^2 =

    • A. 125
    • B. 225 (Correct)
    • C. 250
    • D. 275

    Explanation: 15 × 15 = 225.

  8. Fractions

    8. If 2/5 of a number is 18, the number is:

    • A. 36
    • B. 40
    • C. 45 (Correct)
    • D. 50

    Explanation: Number = 18 × 5/2 = 45.

  9. Approximations

    9. Approximate value of 19.98 + 10.02 is:

    • A. 28
    • B. 29
    • C. 30 (Correct)
    • D. 31

    Explanation: 19.98 + 10.02 = 30.00 exactly.

  10. BODMAS

    10. (12 + 8) ÷ 5 =

    • A. 2
    • B. 3
    • C. 4 (Correct)
    • D. 5

    Explanation: 20 ÷ 5 = 4.

  11. Reciprocals

    11. 1 ÷ (1/4) =

    • A. 1/4
    • B. 2
    • C. 4 (Correct)
    • D. 8

    Explanation: Dividing by a fraction means multiplying by its reciprocal.

  12. Percent-Fraction

    12. 50% of 240 =

    • A. 100
    • B. 110
    • C. 120 (Correct)
    • D. 130

    Explanation: 50% is one-half, and half of 240 is 120.

  13. Basic Arithmetic

    13. The average of 8, 12 and 16 is:

    • A. 10
    • B. 12 (Correct)
    • C. 14
    • D. 16

    Explanation: Sum = 36, average = 36 ÷ 3 = 12.

  14. Brackets

    14. Evaluate: 6 + [12 - {4 + 3}]

    • A. 9
    • B. 10
    • C. 11 (Correct)
    • D. 12

    Explanation: {4 + 3} = 7, [12 - 7] = 5, and 6 + 5 = 11.

  15. Fractions

    15. 2/3 ÷ 4/5 =

    • A. 5/6 (Correct)
    • B. 6/5
    • C. 8/15
    • D. 10/12

    Explanation: 2/3 ÷ 4/5 = 2/3 × 5/4 = 10/12 = 5/6.