Jack broke apart 5x216 as (5x200) + (5x16) to multiply mentally. what strategy did jack use?
a. commutative
b. associative
c. halving and doubling
d. distributive

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is

What is the surface area of a cube with the volume of 729 ft?