Please HEL!!
Which list shows the numbers in order from least to greatest?
a. 2.7 x 10^-2, 2.7 x 10^-3, 7.2 x 10^-3
b. 2.7 x 10^-3, 2.7 x 10^-2, 7.2 x 10^-3
c. 2.7 x 10^-3, 7.2 x 10^-3, 2.7 x 10^-2
d.7.2 x 10^-3, 27 x 10^-3, 2.7 x 10^-2

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score