A liquid substance was left at the scene of the crime. Krisann uses a beaker that measures to the nearest tenth of a liter and finds that it is 4.9 liters. If there are five or more liters of the substance, it needs to be sent to the lab for testing. If it is less than five liters, the test can be done immediately. Does Krisann need to send the substance to the lab? Why or why not?

Question

Mathematics

Alessandro Hutchinson

1 April, 04:24

A liquid substance was left at the scene of the crime. Krisann uses a beaker that measures to the nearest tenth of a liter and finds that it is 4.9 liters. If there are five or more liters of the substance, it needs to be sent to the lab for testing. If it is less than five liters, the test can be done immediately. Does Krisann need to send the substance to the lab? Why or why not?

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Rodrigo Graves · Answer 1

If the volume of the substance of 4.9 liters is from x rounded to the nearest tenth of a liter, that means 4.85 < = x 5. Therefore the substance does not need to be sent to the lab.