Each polio vaccination consists of 4 doses, and each measles vaccination consists of 2 doses. Last year, Dr.
Potter gave a total of 60 vaccinations that consisted of a total of 184 doses.
How many polio vaccinations and how many measles vaccinations did Dr. Potter give last year?
Dr. Potter gave
polio vaccinations and
measles vaccinations.

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

What is the definition of a surd.give an example.

Bob paid $3 less than tim at a local pizza parlor. together they spent $7.80. how much did bob pay for pizza?