Answer:
1215 minutes are the possible numbers he has used his phone in a month.
Step-by-step explanation:
He has a monthly fee of 14$ then to the least that he has been charged we need to substract the monthly fee as follows:
Monthly charged = 74,75-14
Monthly charged= 60,75$
Then he pays an additional 0,05 $/minute of use, to know the consume:
Minutes= 
Minutes= 1215 possible numbers of minutes he has used his phone.
Yes, that relation is a function. It has no repeating x values
Answer:
15$
Step-by-step explanation:
this is reallly easy you just have to divide 12 by 4 since 25% = 1/4
12/4 = 3
12 + 3 = 15
Hope this helps :)
Answer:
t5hfji8uor/y(7.08) = 75fovuobb
Step-by-step explanation:
hope this helps
Answer:
6%per year
Step-by-step explanation:
210000/300000=.7
it increased by 30%
30/5=6%per year