The ratio of pop songs to rock songs you download is 5:4, and 40 are pop songs. You want to find out how many rock songs there are.
First, add the ratios together: 5+4=9. This means that 9 will be your denominator, so 5/9 songs are pop and 4/9 songs are rock.
Now you know that pop songs account for 5/9 of the songs, this means that 40 is 5/9 of the total songs.
To find out how much 4/9 is, you need to divide 40 by 5 to get 1/9 and times that number by 4 to get 4/9:
40÷5=8×4=32 songs are rock songs
So basically you counting by 3
Answer:
130 ft²
Step-by-step explanation:
112
/ \
2 56
/ \
4 14
/ \ / \
2 2 2 7
54
/ \
2 27
/ \
3 9
/ \
3 3
GCF=2
Answer:
B.
Step-by-step explanation:
In the attached file
