15. Which of the following arrangem...
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15. Which of the following arrangement of questions is in decreasing order? 4 9 17 28 33 17 28 9 33 13'26' 39' 52 26' 39' 13' 52 (31 28 9 17 33 m 33 28 17 9 "39' 13'26' 52 52' 39' 26' 13

11th - 12th Class
Maths
Solution
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15. (3) ( frac{9}{13}=0.69, frac{17}{26}=0.65 ) ( frac{28}{39}=0.72, frac{33}{52}=0.63 ) Thus, decreasing order of fractions is 0.72,0.69,0.65,0.63 i.e. ( frac{28}{39}, frac{9}{13}, frac{17}{26}, frac{33}{52} )
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