CPM Homework Help : MC2 Problem 7-57

For each pair of slope ratios, decide if they are equivalent $(=)$ , or if one slope is greater. If the slopes are not equal, use the greater than $(>)$ or less than $(<)$ symbol to show which is greater.

$\frac { 6 } { 7 }$ , $\frac { 5 } { 6 }$
Hint (a):
Find a common denominator
for the fractions.
Let's use $42$ .
More Help (a):
$\text{Multiply } \frac{6}{7}\text{ by }\frac{6}{6}\text{ and }\frac{5}{6}\text{ by }\frac{7}{7}.$
Compare to find the greatest fraction.

$\frac { 3 } { 2 }$ , $\frac { 15 } { 10 }$
Hint (b):
Follow the steps in (a).
Answer (b):
These two fractions are equivalent $(=)$ .

$\frac { 12 } { 10 }$ , $\frac { 7 } { 5 }$
Hint (c):
Follow the steps in (a).