In an ap, the sum of its first ten terms is -80 and the sum of its next ten terms is -280
find...
Mathematics, 27.10.2019 13:43 ziazozaya
In an ap, the sum of its first ten terms is -80 and the sum of its next ten terms is -280
find the ap.
Answers: 1
Mathematics, 21.06.2019 19:00, ale1910
Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?
Answers: 3
Mathematics, 21.06.2019 19:00, hannahmckain
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 1
Mathematics, 06.06.2021 16:30
Mathematics, 06.06.2021 16:30
Mathematics, 06.06.2021 16:30