Friday 7 October 2011

A shopper buys 3 apples and 2 oranges and pays $1.78. Changing his mind, he exchanges an orange for another...?

apple and has to pay an additional 16 cents. What is the price of a single apple?



Please show the work.
A shopper buys 3 apples and 2 oranges and pays $1.78. Changing his mind, he exchanges an orange for another...?
lolz im in 9nth and i cant even get to start. so A-B=pi over 3 - 5 +6 minus 2 plus 9

nah jk i have no freakin idea.

seemed simple at first until i found your teachers evil intent. Evil i tell you. EVIL!

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you gain 126 meso from this battle

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now who's the next boss?
A shopper buys 3 apples and 2 oranges and pays $1.78. Changing his mind, he exchanges an orange for another...?
im guessin u want workin out so here

3 apples + 2 oranges = 拢1.78 and u add 16 cents for an apple so

4 apples +1 orange = 拢1.94

then add another apple soad 16 cents

5 apples + 0 oranges = 拢2.10

2.10 divided by 5 is 42 cents

hope tht helps
You start by writing it in mathematical terms:

We note with A = price of an apple and O= price of an orange



Then we will have :



3A + 2O = 1.78 dollars



The exchange can be noted as:



A= O +16 cents



Now you will have: ( by putting O+16 in the first equation )



3* ( O+16 cents ) +2 O = 178 cents then:



5O + 48 = 178



5O = 130



O= 26 cents ( price of an orange )



So, A= O +16 = 26+16 =42 cents ( price of an apple )