Two stores are having a sale on t-shirts. rose spends $63 for three t-shirts from store a and one from store b. manny spends $140 on five t-shirts from store a and four from store b. write and solve a system of equations to find the cost of t-shirts from store a and store b.

3: 2

step-by-step explanation:

shorter piece is 2: 3, so just reverse it, and you get 3: 2

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.