Caden buys 3.9 pounds of grapes that cost $1.80 per pound. Which expression
can be used to find the total cost of the grapes?
(3 x 0.9) x 1 + (3 x 0.9) x 8
(3 +0.9) X1 + (3 + 0.9) x 8
(3 x 0.9) x1 + (3 x 0.9) x 0.80
(3 +0.9) > 1 + (3 + 0.9) x 0.80

please help, thank you :)

The limit in 2008 for fica tax was 102,000. so if an individual makes $314,000 in one year, how much in "continuing" medicare tax will they have to pay? (medicare tax is 1.4% for individuals and 2.9% for the self-employed.) a: 2,968.00 b: 4,396.00 c: 6,148.00 d: 9,106.00