Cheryl has $56 and wants to buy as many notebooks as she can to donate to her school. if each note book cost $1.60, which inequality shows n, the maximum number of notebooks she can buy with her money?

Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?

Describe what moves you could use to create the transformation of the original image shown at right

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.