To have more than 30 cents, the right pocket must have the quarter and the dime.
possible cases, order does not matter:
L --- left pocket, R -- right pocket
L -- R
QP ND
QN PD
QD PN
PN QD
PD QN
ND QP -----> so we have 6 cases
prob = 1/6
A student has a penny, nickel, dime, and quarter distributed two coins apiece to his front two pants pockets. What is the probability that the front right pocket has more then 30 cents in it?
1 answer
1 answer