Question

In 2000, the average cost for a gallon of gasoline was $1.40. In 2007, the average cost for a gallon of gasoline is $2.60. What is the percent of increase rounded to the nearest whole number?

Answer 1

The answer is 86% Hopefully this helps!

Answer 2

2.60 - 1.40 / 1.40 * 100
1.20 / 1.40 * 100
0.857... * 100
85.714...
WHOLE number
86%
the ... means numbers going on and on