SOLUTION: Last year at a certain car dealership the ratio of cars to suv's sold was 5 to 3. If 400 cars were sold, how many SUV's were sold?

Question 223869: Last year at a certain car dealership the ratio of cars to suv's sold was 5 to 3. If 400 cars were sold, how many SUV's were sold?
Found 2 solutions by rfer, drj:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
5x+3x=400
8x=400
x=50
5x=250 car's
3x=150 suv's
Answer by drj(1380) (Show Source): You can put this solution on YOUR website!
Last year at a certain car dealership the ratio of cars to suv's sold was 5 to 3. If 400 cars were sold, how many SUV's were sold?

Step 1. Let x be the number of SUVs sold.

Step 2. Form a ratio as follows:

Step 3. Multiply by 3x to get rid of denominators

Step 4. Divide by 5 to both sides of the equation

Step 5. ANSWER: The number of SUVs sold was 240.

I hope the above steps were helpful.

For FREE Step-By-Step videos in Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra and for Trigonometry visit http://www.FreedomUniversity.TV/courses/Trigonometry.

Good luck in your studies!

Respectfully,
Dr J

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