A Store Is Having A Sale On Walnuts And Chocolate Chips For 5 Pounds Of Walnuts And 2 Pounds Of Chocolate Chips The To 1 (485.93 KiB) Viewed 21 times
A store is having a sale on walnuts and chocolate chips. For 5 pounds of walnuts and 2 pounds of chocolate chips, the total cost is $20. For 3 pounds of walnuts and 8 pounds of chocolate chips, the total cost is $29. Find the cost for each pound of walnuts and each pound of chocolate chips. Cost for each pound of walnuts: s[] Cost for each pound of chocolate chips: s[] : x 6 ? mm
Keiko can choose Plan A or Plan B for her long distance charges. For each plan, cost (in dollars) depends on minutes used (per month) as shown below. 29 Plan A plan B Cost (in dollars) 26 24- 22 20 18- 16+ 14 12 10 S 6 41 $ sto s 120 de se do Minutes used (per month) X 5 ? (a) If Keiko makes 200 minutes of long distance calls for the month, which plan costs less? Plan A Plan B How much less does it cost than the other plan? SD (b) For what number of long distance minutes do the two plans cost the same? If the time spent on long distance calls is less than this amount, which plan costs more? Plan A Plan B
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