Juanita is her scout troop raise money. she is selling candy bars for $1 each and t-shirts for $8 each. she has already sold 34 candy bars. if she doesn't sell anymore candy bars, which inequality could she use to find the number of t-shirts ( t ) she needs to sell in order to raise at least $100?

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.