Three divers went scuba diving in the ocean for a couple of hours. The table shows how much oxygen they had left in their oxygen tanks.


Diver Oxygen (liters)
Alexis seventy five eighths
Dante 9.7
Sofia nine and seven twelfths


Place the divers in order from least to greatest based on the number of liters left in their oxygen tank.
Dante, Sofia, Alexis
Alexis, Sofia, Dante
Dante, Alexis, Sofia
Sofia, Alexis, Dante

Respuesta :

The divers in order from least to greatest based on the number of liters left in their oxygen tank is Alexis, Sofia, Dante

We are dealing with ordering of fractions

What are fractions?

Fractions are rational numbers written in the form a/b where a and b are integers and b ≠ 0.

What is ordering of fractions?

Ordering of fractions is the arrangement of fractions in order from least to greatest or greatest to least.

How to place the divers from least to greatest?

Given that

  • Alexis has seventy five eighths this equals ⁷⁵/₈
  • Dante has 9.7 liters left. This equals 9.7 =  9⁷/₁₀ = 97/10
  • Sofia has  nine and seven twelfths. This equals 9⁷/₁₂ = 115/12

To compare the fractions, we take the L.C.M of the denominators.

So, L.C.M of 8, 10 and 12 is 120

So, multiplying each fraction by 120, we have

For Alexis  75/8 × 120 = 75 × 15 = 1125

For Dante  97/10 × 120 = 97 × 12 = 1164

For Sofia  115/12 × 120 = 115 × 10 = 1150

So, we see that the order of the nummbers from least to greatest is

1125, 1150, 1164

So, the order of the numbers from least to greatest is

⁷⁵/₈, 9⁷/₁₂, 9⁷/₁₀,

So, the divers in order from least to greatest based on the number of liters left in their oxygen tank is Alexis, Sofia, Dante

Learn more about ordering of fractions here:

https://brainly.com/question/689403

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