Find a formula for the nth term of the sequence: A) (1x3), (2x4), (3x5) ...
B) 1/2, 2/3, 3/4, 4/5 ...
C) 5/1², 5/2², 5/3², 5/4² ...
D) 3/1, 4/2, 5/3, 6/4

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.