Decimal Fraction Questions Answers

• 15. Which is in ascending order

  1. 1/3, 2/5, 3/5, 6/7
  2. 2/5, 1/3, 3/5, 6/7
  3. 1/3, 2/5, 6/7, 3/5
  4. 3/5, 6/7, 1/3, 2/5

  Answer :

  Option A

• 16. What will be the vulgar fraction of 0.75

  1. 3/5
  2. 3/4
  3. 3/2
  4. 3/7

  Answer :

  Option B

  Explanation:

  0.75 = 75/100 = 3/4

• 17. 792.02 + 101.32 - 206.76

  1. 676.58
  2. 687.58
  3. 686.58
  4. 586.58

  Answer :

  Option C

• 18. Evaluate
  \begin{aligned}
  \frac{3.6 \times 0.48 \times 2.50}{0.12 \times 0.09 \times 0.5}
  \end{aligned}

  1. 80
  2. 800
  3. 8000
  4. 80000

  Answer :

  Option B

  Explanation:

  \begin{aligned}
  \frac{3.6 \times 0.48 \times 2.50}{0.12 \times 0.09 \times 0.5}
  \end{aligned}
  
  \begin{aligned}
  = \frac{36 \times 48 \times 250}{12 \times 9 \times 5} = 800
  \end{aligned}
  
  

• 19. Which is smallest

  1. 13/16
  2. 15/19
  3. 17/21
  4. 7/8

  Answer :

  Option B

• 20. What will be the value of
  \begin{aligned}
  25.732^2 - 15.732^2
  \end{aligned}

  1. 214.64
  2. 314.64
  3. 414.64
  4. 412.64

  Answer :

  Option C

  Explanation:

  Can be easily solved with following formula
  \begin{aligned}
  a^2 - b^2 = (a - b)(a + b)
  \end{aligned}

• 21. 1/0.04 is equal to

  1. 25.5
  2. 2.5
  3. 25
  4. .25

  Answer :

  Option C

  Explanation:

  1/0.04 = (1 * 100)/4 = 100/4 = 25