7. the probability that jane smokes is 4/9. the probability
that she smokes and develops lung cancer is 3/10.
find the probability that she develops lung cancer, given
she smokes.

To find the probability that she develops lung cancer given that she smokes, multiply the two probabilities together:

4/9 x 3/10 = (4 * 3) / (9*10) = 12/90 = 2/15

$15 each

step-by-step explanation:

$45/3 children= $15 each

one fourth of 9% = 2.25%

gavin is correct in saying : the equivalent quarterly interest rate would be

2.25%.