Lesson 2: solve problems with percents
11. read each word problem and its stated solution. is the solution correct? select yes or no.
a. jing scored 21 points during her seventh-grade basketball o yes o no
season and 30 points during her eighth-grade basketball
season. the percent of increase is 9%.
b. austin bought a trampoline for $180 that originally cost o yes o no
$300. the percent of decrease is 40%.
margery guessed that she read 24 pages in a book. she 0 yes no
actually read 30 pages in the book. the percent of error
was 20%.
12. draw a line from each expression to its solution.
32