Every morning, siblings Jack and Jill roll a regular six-sided die to determine who
way to school. If the number is even, Jack gets to ride in the front. If the number i
A. In the first 20 school days, how many times would you expect Jack to get to ric
B. In the first 100 school days, how many times would you expect Jill to get to ride
C. Which prediction (Jack or Jill's) do you think will be closer to the actual frequen
your answer.

Lorne subtracted 6x3 – 2x + 3 from –3x3 + 5x2 + 4x – 7. use the drop-down menus to identify the steps lorne used to find the difference.

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.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.