At the county fair, the ratio of the number of boys to the number of girls is 2:7. If there are 250 more girls than boys, how many girls are at the fair? someone please answer

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

If y varies directly as x2 and y=6 when x=6, find the constant of variation.