In 1977, the price of a scientific calculator was $175. In 2004, the price was $15. Assuming the change in price was linear, what was the approximate price of a scientific calculator in 1998?

Question

In 1977, the price of a scientific calculator was $175.  In 2004, the price was $15.  Assuming the change in price was linear, what was the approximate price of a scientific calculator in 1998?

anonymous · Answer

WHAT DID YOU DO TODAY?

anonymous · Answer

i'm at school (: what did you do today?

anonymous · Answer

I AM AT HOME DO YOU HAVE A DOG? I DO!!!

anonymous · Answer

no i dont, i want one. can you help with my problem? (:

anonymous · Answer

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NOW

anonymous · Answer

y??????????????????????????????????????

anonymous · Answer

THAY HAVE GRAT DOGS!!!!

anonymous · Answer

I GOT MY DOG THARE!!!

anonymous · Answer

look, i need help with my math problem!!!!!, can you  help  or not (:

anonymous · Answer

in 27  years it dropped $160 so drops and average of $$\frac{160}{27}$$ per year. in 21 year then it will drop 
$$21\times \frac{160}{27}=46\tfrac{2}{3}$$

anonymous · Answer

oops i made a mistake.