pick the correct form of the underlined part of the sentence:
the triangular shape is an illusion resulting from one significant addition to the (process) dust.
a. no change
b. process is
c. process;
d. process:

Aresearch institute poll asked respondents if they felt vulnerable to identity theft. in the poll, n=1085 and x=528 who said “yes”. use 90% confidence level

Vera is on her school's track and field team. in a practice long-jump competition against her teammates, she gets 5 points for landing over the farther line. she gets a total of 7 jumps and lands x times over the farther line and the rest of the times over the closer line. which of the following functions represents vera's total score? a. f(x)=10x b. f(x)=5x+35 c. f(x)=10x+5 d. f(x)=70-5x

What is 7/81 as a percentage? round your answer to the nearest tenth of a percent.