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Thursday, June 23, 2011

A Problem Solved!


In our maths class today, our maths teacher gave us a book with many tricky questions. This was one of the equations or questions we had to answer. "Titus has 13 coins in his hands. The coins are a mixture of $5 cent and $20 cent pieces. In total, they are worth 1.55.
What are the coins?" If you are wondering how I figured it out, this it what I did.

- First of all I thought what can make thirteen, because in the question, it says that there are thirteen coins. So I went 6+7=13. 6x $20 cents=$1.20 and 7x $5 cents equals 35 cents. I added the $1.20 and 35 cents together and it was a total of $1.55! It was tricky to figure it out at first, but when I used this strategy, it became more easier!

2 comments:

  1. Hey Joshua

    Well it was hard figuring out those questions but most of them were easy because we already knew what to do to figure out the answers. Well I thought the one with the coins were hard, what did you think was hard?

    Well keep up the good work
    Matthew T

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  2. Hey Joshua....

    Well Honestly, how did you work that question out???? I was with you during the maths and boy was it hard to figure it out!!! And one more thing, great Stratergy!!!!!!!
    Keep up the good work!!!!
    From Kayde11

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