Katie is buying souvenir. gifts for her big family back home. she wants to buy everyone either a key chain or a magnet. the magnets are on sale for 60 cents each and the key chains cost $2 each. she must purchase at least 36.gifts but has to spend less than $40. let x represent the amount of key chains and y represent the amount of magnets. model the scenario with a system of inequalities.

Chosen according to the volume of oil it can haul, as shown in at a railway yard, locomotives are used to haul containers carrying the table. locomotive capacity a450 0 -750 cubic feet cg35 750-1,500 cubic feet br73 1,500-2,500 cubic feet yh61 2,500-3,500 cubic feet & the four cylindrical containers listed in the table need to be hauled. cylinder length (ft.) diameter (ft.) fill level a 40 , 12 half b 24 8 full c 16 16 full 6 12 full d match each container to the locomotive needed to haulit a450 cylinder a yh61 cylinder d