Solve the problem 5/n = 1.5/ 1.8

asked Jan 1, 2015 35.0k views

5 votes

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$(5)/(n) = (1.5)/(1.8) \ \ \ \Leftrightarrow\ \ \ 5\cdot1.8=1.5\cdot n \ \ \ \Leftrightarrow\ \ \ 9=1.5n\ /:1.5\\\\n=6$

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1 vote

5/n=(3/2)/(5/5+4/5)

5/n=(3/2)/(9/5)

5/n=(3/2)*(5/9)

5/n=15/18=5/6

5/n=5/6

30/n=5

5n=30

Therefore: n=6.

Squiter answered Jan 5, 2015

8.2k points

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