Mathematics, 29.05.2020 00:04 drdeb7766
The population of an endangered species of insect is 480,000. The population decreases at the rate of 10% per year. Identify the exponential decay function to model the situation. Then find the population of the species after 3 years.
A: y = 480,000(1.01)t; 280,000
B: y = 480,000(1.1)t; 638,880
C: y = 480,000(0.9)t; 339,940
D: y = 480,000(0.9)t; 349,920 5
Cesium-137 has a half-life of 30 years. Identify the amount of cesium-137 left from a 150 milligram sample after 120 years.
A: 0.9375 mg
B: 9.3750 mg
C: 1.097 mg
D: 1.325 mg 6
Answers: 3
Mathematics, 20.06.2019 18:04, mtunes
Drag each scenario to show whether the final result will be greater than the original value, less than the original value, or the same as the original value. 1. a 25% decrease followed by a 50% increase 2. a 20% decrease followed by a 25% increase
Answers: 3
Mathematics, 22.06.2019 00:00, isabellecannuli
Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment
Answers: 1
The population of an endangered species of insect is 480,000. The population decreases at the rate o...
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