Sort the data from least to greatest. 4
4
6
7
10
11
12
14
15
The number of crackers in each kids lunch box.

What is the interquartile range of the data set?

OFF OF KHAN ACADEMY!!

Is the product of seventeen negative numbers, positive or negative ?

Which linear equations have an infinite number of solutions? check all that apply.  (x  –  3/7)  =  2/7(3/2x  –  9/14)8(x  +  2)  =  5x  –  1412.3x  –  18  =  3(–6  +  4.1x)(6x  +  10)  =  7(x  –  2)4.2x  –  3.5  =  2.1 (5x  +  8)

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?