Me
i will up vote

felipe rides the bus 9 times a week. he pays $1.75 each time he rides the bus.

how much money does felipe spend to ride the bus each week?

$

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