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otez555 [7]
3 years ago
10

Please help

Mathematics
1 answer:
zhenek [66]3 years ago
4 0

Answer:

3125

Step-by-step explanation:

first, find the unit rate.

2500/4=625

625= amount of oxygen needed to supply a family of one(or just one single person)

625*5=3125

***with these problems, always try to find the unit rate first which is the amount of something per one unit. it'll be helpful to solve the questions following it.

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General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

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  2. Parenthesis
  3. Exponents
  4. Multiplication
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  • Left to Right<u> </u>

Step-by-step explanation:

<u>Step 1: Define</u>

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<u>Step 2: Check</u>

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