Brandon and Marta are mowing a lawn. For every 4 square feet that Brandon mow Marta mows 9 square feet. The lawn is 5200 square feet. How much lawn does each person mow?
Q. Brandon and Marta are mowing a lawn. For every 4 square feet that Brandon mow Marta mows 9 square feet. The lawn is 5200 square feet. How much lawn does each person mow?
Calculate Ratio: Determine the ratio of the lawn area mowed by Brandon to the lawn area mowed by Marta. Brandon mows 4 square feet for every 9 square feet that Marta mows. This gives us a ratio of 4:9 for Brandon:Marta.
Total Parts Calculation: Calculate the total parts in the ratio.The total parts in the ratio is 4 (for Brandon) + 9 (for Marta) = 13 parts.
Square Feet per Part: Determine how many square feet each part of the ratio represents.Since the total lawn area is 5200 square feet, we divide this by the total number of parts in the ratio.5200 square feet ÷13 parts = 400 square feet per part.
Brandon's Lawn Area: Calculate the amount of lawn mowed by Brandon.Brandon mows 4 parts of the ratio, so we multiply the square feet per part by the number of parts Brandon is responsible for.400 square feet per part ×4 parts =1600 square feet.
Marta's Lawn Area: Calculate the amount of lawn mowed by Marta.Marta mows 9 parts of the ratio, so we multiply the square feet per part by the number of parts Marta is responsible for.400 square feet per part ×9 parts =3600 square feet.
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