Leila is participating in a
6
-day cross-country biking challenge. she biked for
78
,
59
,
70
,
48
, and
65
miles on the first five days. how many miles does she need to bike on the last day so that her average (mean) is
61
miles per day?

vbbv

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents