Answer:
B
Step-by-step explanation:
52.78×6.5%=3.43
52.78×18%=9.50
52.78+3.43+9.50=65.71
The answer is B:40 hours. You take 200 divided by 20 to get 10 (the amount of 20 page sections he needs to read) and then multiply 10 by 4 (the speed he reads).
15
Step-by-step explanation:
Graph the equation in a graphing calculator or in the table in a regular calculator and look for the zero on the x axis and the y axis