Which are the better statistics to use to compare the school size classes? A. mean and iqr B. mean and standard deviation C. median and standard deviation D. median and iqr

Classify the following triangle check all that apply

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10