The table below represents the amounts Mark ran in the first 4 weeks after he started increasing his distance by the formula, y=10(1.1)^x,rounded to the nearest mile. Which of the values is incorrect?

Days Later: x 1 2 3 4
Distance Run in mi: y 11 12 14 15

A. 11
B. 12
C. 14
D. 15

Question

The table below represents the amounts Mark ran in the first 4 weeks after he started increasing his distance by the formula, y=10(1.1)^x,rounded to the nearest mile. Which of the values is incorrect?

Days Later:              x  1   2   3   4 
Distance Run in mi: y  11 12 14 15

A. 11
B. 12
C. 14
D. 15

anonymous · Answer

x=3 is wrong

anonymous · Answer

what you do is plug in the x values into the formula, and check if they correspond with the given y values