Sal ate dinner at his favorite restaurant. sal knows that the amount of the bill before tax will be $52.60 and that the sales tax rate is 8%. sal decides to leave a 20% tip for the waiter based on the pre-tax amount. use this information to answer part a and part b below.

part a
how much will sal leave for a tip?

part b
what is the total bill for sal's dinner including the tax and tip?

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

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.

Which of the following graphs could represent a cubic function?