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3 years ago

Brent divided 3 1/5 by a number and got 4 1/2. What number did he divide by? Please Answer

Mathematics

2 answers:

asambeis [7]3 years ago

7 0

Answer:

The number divided by was 32/45

Explanation:

Let the unknown number be x

Then 3 1/5÷x=4 1/2

Write as

16/5÷x=9/2

Suppose we had the common denominator of 10 then we would have:

32/10÷x=45/10

Get rid of the 10: multiply through out by 10 giving:

32÷x=45

⇒32x=45

⇒x=32/45

musickatia [10]3 years ago

4 0

It would be 32/45 i hope this helps

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