Melanie spent half of her allowance going to the movies. she washed the family car and earned 6 dollars. what is her weekly allowance if she ended with 18 dollars? show work to final answer.

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.