Lydia has 7 fewer stickers than Vicki. Which statement is true about the mathematical relationship in this situation? The number of stickers that Vicki has is 7 divided by the number of stickers that Lydia has. The number of stickers that Vicki has is 7 times the number of stickers that Lydia has. The number of stickers that Vicki has is 7 plus the number of stickers that Lydia has. The number of stickers that Vicki has is 7 minus the number of stickers that Lydia has.

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

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?