Question 3 of 10
2 points
which number produces a rational number when multiplied by
ý
ο οο
ο α. π
ο β. -2
ο c. -1.
d. 11
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Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?

Y=21.95x+10 y=22.45x solve by substitution