I ate a bunch of cookies. I had 10 cookies and now I have 6. What was the percent decrease?
1 answer:
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Given:
To find:
The value of x.
Solution:
We know that, corresponding sides of similar triangles are proportional.
Since,, therefore
On substituting the values from the figure, we get
On cross multiplication, we get
Therefore, the value of x is 4.
3.25 can be re-written as;
=3+0.25
Converting the decimal to a fraction gives;
3+
=Simplify the fraction;
3+
The final answer is;
3
=3+0.25
Converting the decimal to a fraction gives;
3+
=Simplify the fraction;
3+
The final answer is;
3
