Help... im being timed, also ill give 11 points...5 stars...a thank you and a brainliest if its correct Which shows how to find the value of this expression when x = negative 2 and y = 5?

(3 x cubed y Superscript negative 2 Baseline) squared
A. StartFraction 3 squared (negative 2) Superscript 6 Baseline Over 5 Superscript 4 EndFraction
B. StartFraction 3 (negative 2) Superscript 6 Baseline Over 5 Superscript 4 EndFraction
C. StartFraction 3 squared (5 Superscript 6 Baseline) Over (negative 2) Superscript negative 4 Baseline EndFraction
D. StartFraction 3 Over (2) Superscript 6 Baseline 5 Superscript 4 Baseline EndFraction

Find percent notation for 0.008 0.008=

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?

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet