The average person loses about 8 x 10^1 strands of hair each day. about how many strands of hair would the average person lose in 9 days?

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

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer