Los repartidores de DIPASA terminaron la ruta del día en un tiempo promedio de 121.3 minutos, con una desviación estándar de 21.6 minutos,
¿qué tan rápido deben de andar para terminar dentro del último 15%?

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)

you didn't post any answer choices, so its not 100% clear what your teacher is looking for

however, log(15/7) is equivalent to log(15) - log(7)

i'm using the rule log(x/y) = log(x) - log(y)

there is no answer sorry!

step-by-step explanation: