Noah and kate are shopping for new guitar strings in a music store. noah buys 2 packs of strings. kate buys 2 packs of strings and a music book. the book costs $16. their total cost is $72. how much is one pack of strings? show your work and explain your reasoning in the space provided below.

Arandom high school question but a hard one

Danielle has $127.02 in her account before making any transactions. over the course of a week, danielle makes the following transactions: transaction debit ($) credit ($) birthday check 75.00 night out 66.14 garage sale proceeds 121.58 charitable donation 42.25 doctor’s appointment 115.30 at the end of the week, how much money is in danielle’s account? a. $99.91 b. $27.11 c. $184.41 d. $142.16 select the best answer from the choices provided a b c d

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue