1) http://web2.0calc.com/questions/the-town-librarian-bought-a-combination-of-new-release-movies-on-dvd-for-20-and-classic-movies-on-dvd-for-8-let-x-represent-the-number-of Thanks Chris
2) http://web2.0calc.com/questions/help-with-related-rates Thanks Chris
3) http://web2.0calc.com/questions/crime-statistics
4 ) http://web2.0calc.com/questions/hey-guys-i-am-confuse-in-solving-square-root-of-negative-number-nbsp-well-please-anwser-the-following-question-thank-you
5) http://web2.0calc.com/questions/if-a-11-year-ordinary-annuity-has-a-present-value-of-160-000-and-if-the-interest-rate-is-7-percent-what-is-the-amount-of-each-annuity-pay Thanks SevenUp