Plan 1 is the best choice because plan 2 would be an extra $120.00 more for the year.
No because Pam is reading 42 pages every hour so in 5 hours she would have only read 210 pages. Zack is reading 45 pages in an hour so he would finish just under 5 hours.
((4x+15)/(5x)) = 1/2
4x+15 = (5x)/2
8x+30=5x
3x+30=0
3x=-30
x=-10
Answer: (11/2)π units.
Step-by-step explanation:
I've attached the solution.
Before seeing it there is a theorem you should remember.
The angle subtended by an arc of a circle at its center is twice of the angle it subtends anywhere on the circle’s circumference.