40+30m=c
This is because you pay 40 at the start and then 30 per month
Step-by-step explanation:
Let the measure of required angle be x degree

Thus, first option is the correct answer.
Answer:
6.3/2.5=2.52
Step-by-step explanation:
Answer: 2,511 km
Step-by-step explanation:
5828.6*4.75 = 2,510.85 rounded to 2,511
Answer:
the correct answer is the 3rd one