At a height of about 212 meters, one shell square is the tallest building in new orleans. Marlie is creating a scale model of this building, using the scale factor 1:250. To the nearest tenth of a meter, what will be the height of the scale model?.

Abag contains even and odd numbered balls in the ratio of 3: 7, respectively. for each of the following, what is the probability of drawing an even-numbered ball? the total number of balls is 240 and 30 of the odd-numbered balls are renumbered by multiplying the numbers by 4.