Melinda goes bowling on Saturday afternoons. She bowls three games and pays for shoe rental. Define a variable and write an expression to represent the total cost Melinda pays. Then fine the total cost if one game cost $4.

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

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.