Kelly's bank pays 4% annual interest compounded semi-annually on $1800. After 4 years Kelly withdraws $650 from the principal and total compounded interest. If she then withdraws $830, what is the balance in her account?

answer: 819.89 miles across america

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 %