Answer:
60
Step-by-step explanation:
10% = ?
54= ?
100%-10%=90%
54=90%
54/9=6
6=10%
6*100%=60
Answer: I think it is 4+$p
Step-by-step explanation:
I don't think giving you the exact answers would help, so here are the formulas:

For #1:
We're solving for a.
Answer:
1260 is the correct answer
remember multiply them :)
Step-by-step explanation: