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Which is in descending order

  • 11/17, 7/11, 8/15, 5/9
  • 11/17, 5/9, 7/11, 8/15
  • 5/9, 8/15, 11/17, 7/11
  • 11/17, 7/11, 5/9, 8/15

Answer: Option D

Similar Questions :

1. Which is smallest

  • 13/16
  • 15/19
  • 17/21
  • 7/8

Answer: Option B

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

  • 47.95
  • 44.95
  • 43.95
  • 40.95

Answer: Option A

3. 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

4. Value of
\begin{aligned}
0.5\overline{6}
\end{aligned}

  • \begin{aligned} \frac{51}{99} \end{aligned}
  • \begin{aligned} \frac{51}{90} \end{aligned}
  • \begin{aligned} \frac{51}{9} \end{aligned}
  • \begin{aligned} \frac{510}{99} \end{aligned}

Answer: Option B

Explanation:

\begin{aligned}
0.5\overline{6} = \frac {56 - 5}{90} = \frac {51}{90}
\end{aligned}

5. Evaluate
\begin{aligned}
\frac{2.39^2 - 1.61^2}{2.39 - 1.61}
\end{aligned}

  • 2
  • 3
  • 4
  • 5

Answer: Option C

Explanation:

Use following formula to solve it quickly
\begin{aligned}
\frac{a^2-b^2}{a-b}=\frac{(a+b)(a-b)}{(a-b)} = (a+b)
\end{aligned}
= (2.39+1.61) = 4

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