The list below shows the items ethan and his friends bought for lunch. 2 sandwiches for $6.29 2 burgers for $7.79 1 bowl of soup for $4.99 4 drinks for $1.39 they paid 6% tax. they then paid a tip that was about twice the amount of the tax they paid. which is the closest estimate of the total amount ethan and his friends paid for their food, drink, tax and tip? a) $50 b) $35 c) $35 d) $60

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655