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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. Evaluate 35 / .07

  • 400
  • 500
  • 505
  • None of above

Answer: Option B

Explanation:

35/.07 = 3500/7 = 500

2. Arrange the fractions in ascending order

  • 5/8 < 7/12 < 3/4< 13/16
  • 5/8 < 7/12 < 13/16 < 3/4
  • 5/8 < 3/4< 13/16 < 7/12
  • 7/12 < 5/8 < 3/4< 13/16

Answer: Option D

Explanation:

5/8 = .625, 7/12 = .5833, 3/4 = .75, 13/16 = .8125

So order will be
7/12 < 5/8 < 3/4< 13/16

3. Find the value of X
3889 + 12.952 - X = 3854.002

  • 47.95
  • 44.95
  • 43.95
  • 40.95

Answer: Option A

4. 1/0.04 is equal to

  • 25.5
  • 2.5
  • 25
  • .25

Answer: Option C

Explanation:

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

5. \begin{aligned}
(0.34\overline{67} + 0.13\overline{33}) = ?
\end{aligned}

  • \begin{aligned} 0.048\overline{01} \end{aligned}
  • \begin{aligned} 4.8\overline{01} \end{aligned}
  • \begin{aligned} 48.\overline{01} \end{aligned}
  • \begin{aligned} 0.48\overline{01} \end{aligned}

Answer: Option D

Explanation:

\begin{aligned}
(0.34\overline{67} + 0.13\overline{33})\end{aligned}
\begin{aligned} =
\frac{3467-34}{9900} + \frac{1333-13}{9900}
\end{aligned}
\begin{aligned}
= \frac{3433 + 1320}{9900}
= \frac{4753}{9900}
\end{aligned}
\begin{aligned}
= \frac{4801 - 48}{9900}
= 0.48\overline{01}
\end{aligned}

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