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What decimal of an hour is a second

  • .0028
  • .0027
  • .0026
  • .0025

Answer: Option B

Explanation:

1/(60*60) = 1/3600 = .0027

Similar Questions :

1. Which is in ascending order

  • 3/2, 9/11, 7/9, 8/9
  • 3/2, 7/9, 9/11, 8/9
  • 9/11, 8/9, 3/2, 7/9
  • 7/9, 3/2, 9/11, 8/9

Answer: Option B

2. What will be vulgar fraction of 0.0056

  • 7/1150
  • 7/1175
  • 7/1250
  • 7/1275

Answer: Option C

3. 0.5 * 0.002 = ?

  • 0.0001
  • 0.01
  • 0.1
  • 0.001

Answer: Option D

4. \begin{aligned}
\frac{5 \times 1.6 - 2 \times 1.4}{1.3} = ?
\end{aligned}

  • 1
  • 2
  • 3
  • 4
  • 5

Answer: Option D

Explanation:

As per given equation we can solve like this :

\begin{aligned}
= \frac{8 - 2.8}{1.3} \\
= \frac{5.2}{1.3} = \frac{52}{13} \\
= 4
\end{aligned}

5. Arrange fractions in descending order

  • 9/11 > 8/9 > 3/5 > 4/7
  • 9/11 > 8/9 > 4/7 > 3/5
  • 8/9 > 9/11 > 3/5 > 4/7
  • 9/11 >3/5 > 8/9 > 4/7

Answer: Option C

Explanation:

9/11 = .818 , 8/9 = .88 , 3/5 = .6, 4/7 = .571

So order is 8/9 > 9/11 > 3/5 > 4/7

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