Cuatro personas invirtieron en su negocio cantidades proporcionales a 11, 15, 18 y
25. Si el que aportó más aportó 2800 soles más que el que aportó menos. ¿Cuánto
aportaron los cuatro?
a) 20 700
b) 13 800
C) 15 800
d) 11 800
e) 17 700

take it another

about 0.75 hours

step-by-step explanation:

answer:   35 % is the probability of a late departure or an early arrival.

step-by-step explanation:

let l represents the late departure and e represents the early departure.

then, according to the question,

p(l) = 12 %,   p(e) = 27 % and = 4 %

and, we have to find out,

but, we know that,

which is the required equation that will use to find the probability of a late departure or an early departure.

therefore,   the probability of a late departure or an early arrival =   35 %