What is the answer for Question
A circular lawn has a row of bricks around the edge.

The diameter of the lawn is about 20 feet.

What is the best estimate for the total length of the bricks?

31.4 feet

62.8 feet

314 feet

1256 feet

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?