Which is greater 7/9 or 85/100. Please help

2 answers:

6 0

$\frac{85}{100}= \frac{85:5}{100:5}= \frac{17}{20}= \frac{17\cdot9}{20\cdot9}= \frac{153}{180} \\\\ \frac{7}{9}= \frac{7\cdot20}{9\cdot20}= \frac{140}{180} \\\\ \frac{85}{100}>\frac{7}{9}$

$Ans.\ greater\ is\ \frac{85}{100}$

Alika [10]3 years ago

4 0

$\frac{7}{9} \ \ or \ \ \frac{85}{100} \\ \\ \frac{7}{9} \ \ or \ \ \frac{17}{20} \\ \\\frac{7\cdot 20}{180} \ \ or \ \ \frac{17\cdot 9}{180}\\ \\\frac{140}{180} \ \ < \ \ \frac{153}{180} \\ \\ Answer : \ \frac{7}{9} \ \ < \ \ \frac{85}{100}$

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Choose the answer that validates that the rate of change is constant by showing that the ratios of the two quantities are propor

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Given:

The table of values is

Number of Students : 7 14 21 28

Number of Textbooks : 35 70 105 140

To find:

The rate of change and showing that the ratios of the two quantities are proportional and equivalent to the unit rate.

Solution:

The ratio of number of textbooks to number of students are

$\dfrac{35}{7}=5$