Susan sorts a collection of beads. there are 35 blue, 49 red, and 21 pink beads. each row will have the same number of beads and all the beads in a row will be the same color. how many beads can she put in each row​

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?