A container with 2 5 ⁄6 gallons of weed killer can spray 3 5 ⁄6 lawns. How many lawns can be sprayed with 1 gallon of weed killer?

3/8

Step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

50

step-by-step explanation: