The graph represents the number of toys in Rudolfo's toy box over a period of time. Rudolfo's Toys
100
80
60
Number of Toys
40
20
X
0 1 2 3 4 5 6 7 8 9 10
Number of Months
Which unit would be appropriate for the rate of change in the graph?
A
B
months
toy
days
toy
toys
day
toys
month
D

Select the sequences that are geometric.

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.