Anna's dog shadow has 9 rope pull toys. that is 3 more than 1/2 of shadows toys. how many toys does shadow have?

Acircle has a circumference of 28.36 units what is the diameter of the circle

Which of the following is not a subset of {1,2,3}?

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?