80% growth 20% growth
40% decay
40% growth
60% growth
20% decay
60% decay
80% decay
40(0.2)t = 1.6
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80(1.6)t = 20
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60(0.8)t = 1.4
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20(0.6)t = 1.2
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1.2(1.4)t = 80
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false

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both equations and proportions are better.

$9.89

step-by-step explanation:

9.90 = p x .06 x .25 (3/12 changed to a decimal)

9.90 = p x 0.015

9.90 - 0.015 = p

9.89 = p

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.