In 2010 the estimated population was 2.7 times 10 to the 6 people. that population of illinois that same year was about 4.76 times this number

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Solve the system of equations. y= 2x y= x^2 - 15

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry