Question
1.Astoreiscurrentlyofferinga60%discountonallitemspurchased.Yourcashier istryingtoconvinceyoutoopenastorecreditcardandsaystoyou,Inaddition tothe60%discountyouarereceivingforpurchasingtheseitemsonsaletoday, youwillgetanadditional20%offforopeningacreditcardaccount.Thatmeans you are getting 105%off! a .What is the mistaken assumptionhere? b . Why is that assumptionincorrect? c.Ifyoudidtrulyhave80%discount,explainwhatshouldhappenwhen yougotothecountertobuy$500worthofitems? show calculation d.If
1.Astoreiscurrentlyofferinga60%discountonallitemspurchased.Yourcashier istryingtoconvinceyoutoopenastorecreditcardandsaystoyou,"Inaddition tothe60%discountyouarereceivingforpurchasingtheseitemsonsaletoday, youwillgetanadditional20%offforopeningacreditcardaccount.Thatmeans you are getting 105%off!"
a .What is the mistaken assumptionhere?
b . Why is that assumptionincorrect?
c.Ifyoudidtrulyhave80%discount,explainwhatshouldhappenwhen yougotothecountertobuy$500worthofitems?show calculation
d.If you got your 60% discount and opened up the card for an additional 20%, what is the actual%discount you would receive?show calculation
e. Isitbettertoapply the60%discountfirstorthe20%discountfirst?show calculation
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