Find the 12th term of the arithmetic sequence whose common difference is d=9 and whose first term is a, 5.

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

Convert 2000 swiss francs to dutch guilders