Linda walked 1/6 miles to the park and then another 7/9
miles to the cafe. how far did she walk in total?

Step-by-step explanation:

The solution to this problem can be found by adding the fractions together.  However, in order to add fractions, they must have the same denominator.  To find the lowest common denominator, look for the least common multiple of the two numbers:

6: 6, 12, 18, 24, 30, 36

9:  9, 18, 27

Using '18' as the common denominator:

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.