From 1970 to 1990,the consumer price index (CPI) increased from 38.8 to 130.7.If a tube of toothpaste cost $0.77 in 1970 and the price of toothpaste increased at the same time rate as the CPI from 1970 to 1990,by approximately how much did the price of a tube of toothpaste increase from 1970 to 1990? A.$1.31

B.$2.59

C.$0.39

D.$1.82

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3