Which of the following is in descending order?
-
A.
(frac{9}{10} frac{4}{5} frac{3}{4} frac{17}{20}) -
B.
(frac{4}{5} frac{9}{10} frac{3}{4} frac{17}{20}) -
C.
(frac{9}{10} frac{17}{20} frac{4}{5} frac{3}{4}) -
D.
(frac{4}{5} frac{9}{10} frac{17}{20} frac{3}{4})
Correct Answer: Option C
Explanation
(frac{9}{10} frac{4}{5} frac{3}{4} frac{17}{20}) = (frac{18, 16, 15, 17}{20})
(frac{4}{5} frac{9}{10} frac{3}{4} frac{17}{20}) = (frac{16, 18, 15, 17}{20})
(frac{9}{10} frac{17}{20} frac{4}{5} frac{3}{4}) = (frac{18, 17, 16, 15}{20})
∴ (frac{9}{10}; frac{17}{20}; frac{4}{5}; frac{3}{4}) is in descending order.