A yoga club had 54 members and the ratio of men to women is 4:5. This year, 18 new members joined the club and the ratio of men to women became 3:5. Find the number of women who joined the club this year.

Can someone explain the elimination method to me for this problem?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here