the answer is :
alan earns $12.75 more
Answer:
8. 7.2
9. 6.7
Step-by-step explanation:
0.4(420) = 4(420)/10
(0.4 is essentially 4/10)
1680/10 = 168
There are 168 sixth graders
the answer can be found in cases like this , the answer is 20
the answer is h=0.5m+2 I think
See attached photo