Answer:
all are true because all are less than or equal to 10
Step-by-step explanation:
Answer:

Step-by-step explanation:
If a third drop out, Initial fraction of those who graduate = 
Three-fifths of those who dropped out(one third) eventually return = 
The proportion of students entering high school who eventually graduate
= Those who graduated Initially+Those who returned
=
0, 2, 4, 6 is because the rule it to add 2
1, 2,4,8 is a geometric sequence since the rule is to mutliply by 2
1,4,8, 13 is neither even though there is a pattern add 3, add 4 add 5 etc.
Answer:
Step-by-step explanation:
orange part: 0.8 x 4 = 3.2
purple part: 0.8 x 0.6= 0.48
Answer:
4) 2=4x-3y
5) 51=21x-3y
Step-by-step explanation:
I gave it my best shot, I used fraction busters to cancel out the fractions and then I used simple math and distributive property. Hope it helps.