Here is the typed version of the questions from the uploaded paper:
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**DEPARTMENT OF BIOMEDICAL ENGINEERING**
**UNIVER...
-1 1/2-(-4/5)
-11/2-(-4/5)
((10 $\sqrt{\2}$ /9.8)-1/2)
$$(\sum_{n=1}^{9}{n})^2$$
3525= 60
9110=101
1091=101
5050=?
6 divided by 2
299.55=3.14*d^2/4*1.25d
11+x+y=21
478.29=3.14*d^2/4*1.25d
