Daje naj Rozwiąż zadanie uztwajac równań .Według przepisu na zalewę do ogórków potrzeba zrobić czteroprocentowy roztwór soli. Jeżeli pani Maria ma trzy kilogramy wody, to ile musi dodać soli, żeby otrzymać taki roztwór?

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.