15/24 = 5/8
15 hours out of 24 hours.!!!!
5/8 of a day, or 0.625 as a decimal.
in minutes, it's 900/1,440
Hope this helps!!!!!
Answer:
$12 per hour
Step-by-step explanation:
In order to find her hourly rate we have to find the amount of dollars billed per hour. To do this we can use this expression: 
Let's use the points (1, 27) and (2, 39) in the expression:

Now let's simplify the expression:
39 - 27 = 12
2 - 1 = 1
The expression simplifies to 12/1, or 12. This means that Brenda is billed $12 every hour she uses her phone.
I hope this helps :)
Answer:
5.4 * 10^10
Step-by-step explanation:
.0075 is simplest... or .0075/1 if it needs to be a fraction i guess
Tan(35)=x/12
x=12*tan(35)=8.40