SAT Math: Problem Solving – Converting Units

Lesson: Converting Units

After you watch the lesson above, try this practice problem
If the ratios of the sides of two triangles is 8:3, what is the ratio of the areas of the two triangles?

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If the ratio of the sides of two triangles is 8:3, what is the ratio of the perimeters of the two triangles?

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A painter can paint 2 square feet every minute. How many minutes will it take him to paint 10,368 square inches?

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James must paint walls in his house. Each wall has an area of 500 square feet. James can paint 24 square inches per second for a maximum of 5 hours each day. What is the maximum number of walls that James can paint in one day?