La masa de una muestra inicial X miligramos de estroncio-90 luego de t años sigue la formula m(t)=X*(0.5)^(t/29). ¿La masa disminuye o aumenta con el paso del tiempo?

You have $600,000 saved for retirement. your account earns 5.5% interest. how much, to the nearest dollar, will you be able to pull out each month, if you want to be able to take withdrawals for 20 years?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.