Lisa is in charge of buying door prizes for the School dance. She
bought 100 items made up of $2.
cups and $3 bracelets that
commemorate the dane. The total
cost for the items was $260.
without knowing the numbers of
each item Lisa bought, Sandra
writes the System of equation
to figure it out on her own.
C+b=100
2ct 3b =260
in the equations, C represents
the number of cups and b
represents the number
of
bracelets. How many cups did
Lisa buy?

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.