Can someone please help me with this

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

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

What is the factored form of the following expressions? d^2 – 13d + 36