In a survey, 250 adults and children were asked whether they know how to swim. The survey data are shown in the relative frequency table. Can swim Cannot swim Adults Total 0.34 0.06 Children 0.48 0.12 Total What percentage of the people surveyed are adults? O A. 40% O B. 6% O C. 82% OD. 34%

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

Write the factored form of this trinomial 9x^2+18x-7

Identify the number as a rational or irrational.explai. 291.87