If all the trees in a forested area are cut down, in what two ways will the air composition in that area change?
O A. Carbon dioxide levels will decrease.
O B. Carbon dioxide levels will increase.
O C. Oxygen levels will decrease.
O D. Oxygen levels will increase.

Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Shryia read a 481 -page-long book cover to cover in a single session, at a constant rate. after reading for 1.5 hours, she had 403 pages left to read. how fast was shryia reading? pages per hour how long did it take her to read the entire book? hours plz i realy need this