Kateri saves her quarters and dimes. she plans to exchange the coins for paper money when the total value equals 20 a. how many coins does she need to make $10 if all the coins are quarters ($.25) how many quarters are in $1? how many are in $10? if all the coins are dimes($.10) how many dimes are in $1 how many are in $10

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply