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Workbook

EXERCISES 9
1. If  a c  5 , find the ratio ac bd .
b d ac

a b a b
2. If  3, find the ratio .
a b

a c e a b c d  e
3. If    2, then find the value of  
b d f b d f e

4. If  x y  z and 2x 3y  3, find the value of z in terms of c.
a b c 2a 3b

5. If 3a 4b 6c  and a b c 180   then find c.

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