Desirce runs a business and is packaging orders for
shipment. She can package
an average of 35 orders per
hour. If Desirge wants to
package at least 140
orders, how many hours will
she need to work?

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