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The startup division made 80% of 1/2 of the established division. The startup division’s growth was 1/3 greater than the established division’s. If the divisions made 280,000 combined, how much did the startup division make?

 Aug 3, 2014

Best Answer 

 #1
avatar+4473 
+5

First, let's create variables:

s = startup division

e = established division

 

The startup division made 80% of 1/2 of the established division. 

Let's take a look at what the above statement means: Making 80% of 1/2 means...

0.8 of 1/2 = 0.8*0.5 = 0.4 --> s = 0.4e.

Next: The startup division’s growth was 1/3 greater than the established division’s.

Seems like this is additional information is not needed.

If the divisions made 280,000 combined, how much did the startup division make?

s + e = 280,000 --> s = 280,000 - e, then we can substitude s = 0.4e for s -->

280,000 - e = 0.4e --> 1.4e = 280,000 --> e = 200,000.

This means that s = 80,000.

 Aug 3, 2014
 #1
avatar+4473 
+5
Best Answer

First, let's create variables:

s = startup division

e = established division

 

The startup division made 80% of 1/2 of the established division. 

Let's take a look at what the above statement means: Making 80% of 1/2 means...

0.8 of 1/2 = 0.8*0.5 = 0.4 --> s = 0.4e.

Next: The startup division’s growth was 1/3 greater than the established division’s.

Seems like this is additional information is not needed.

If the divisions made 280,000 combined, how much did the startup division make?

s + e = 280,000 --> s = 280,000 - e, then we can substitude s = 0.4e for s -->

280,000 - e = 0.4e --> 1.4e = 280,000 --> e = 200,000.

This means that s = 80,000.

AzizHusain Aug 3, 2014

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