Ashirt originally cost $36.24, but it is on sale for $30.80. what is the percentage decrease of the price of the shirt? if necessary, round to the nearest percent.
85%
18%
12%
15%
the last few question i had no one has like why?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%