Asample of a compound made up of various elements totals 90 ounces. if the total amount of lead in the compound weighs 23 ounces, what percentage of the compound is made up of lead? if necessary, round your answer to the nearest hundredth of a percent. a) 0.26% b) 3.91% c)74.44% d)25.56%

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

How many ordered pairs of positive integers satisfy xy=32?