A12-inch candle is lit and steadily burns until it is burned out. as the burned length of the candle increases from 4 to 7.5 inches, the remaining length of the candle varies from inches to inches. suppose b represents the burned length of the candle in inches (or the number of inches that have burned from the candle since it was lit). write an expression in terms of b that represents the remaining length of the candle (in inches).

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.

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range

Def rotates 90 clockwise about point a to create d’ e’ f’. therefore, which equation must be true ?