The graph shows the relationship between the total amount of money that Carly will have left, y, if she buys x packs of baseball
cards. A graph titled Money Left after Purchase. The x-axis shows packs of cards bought, numbered 1 to 9, and the y-axis shows the money left (in dollars), numbered 2 to 18. Blue diamonds appear at points (1, 16), (2, 12), (3, 8), (4, 4), (5, 0).
How much money will she have if she doesn't buy any packs of baseball cards?
Since you have to move the decimal point the the right by 7 places to get the decimal point after the one. You must multiply by 1/10 seven times, which is the same as:
For similar figures, the ratio of areas is the square of the ratio of linear dimensions. The smaller billboard requires .. (4/5)^2 * 250 ft^2 = 160 ft^ of material.