40 - 12 = 28
28 / 40 = 0.7
0.7 * 100 = 70%
The percentage decrease is 70%.
Answer:
Step-by-step explanation:
A phone company offers two monthly plans. Plan A costs $10 plus an additional $0.15 for each minute of calls. Plan B costs $19 plus and additional $0.10 for each minute of calls.
For what amount of calling do the two plants cost the same?
Answer: i dont know this sorry
Step-by-step explanation:
because i dont know and i am very sorry :)
Answer:
The number is 8
Step-by-step explanation:
Answer:
2
Step-by-step explanation: