How do you do a unit rate

Mathematics

1 answer:

riadik2000 [5.3K]3 years ago

6 0

Answer:

Step-by-step explanation:

you set the equation and try to bring it over one

i will do one of them for you

$9.40 for 5 cans of soup

to find what one can costs, divide 9.40 by 5

and you get $1.88

or you can set a proportion

9.40 x

--------- = ----------

5 1

cross multiple

5x=9.40

x=1.88

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Help!

CaHeK987 [17]

$\pi+18-irrational\ because\ \pi\ is\ irrational\\\\\sqrt{25+1.75}=\sqrt{26.75}=\sqrt{\dfrac{2675}{100}}=\dfrac{\sqrt{2675}}{\sqrt{100}}=\dfrac{\sqrt{25\cdot107}}{10}\\\\=\dfrac{\sqrt{25}\cdot\sqrt{107}}{10}=\dfrac{5\sqrt{107}}{10}=\dfrac{\sqrt{107}}{2}-irrational\\\\\sqrt{3+5.5}=\sqrt{8.5}=\sqrt{\dfrac{85}{10}}=\sqrt{\dfrac{850}{100}}=\dfrac{\sqrt{850}}{\sqrt{100}}=\dfrac{\sqrt{25\cdot34}}{10}\\\\=\dfrac{\sqrt{25}\cdot\sqrt{34}}{10}=\dfrac{5\sqrt{34}}{10}=\dfrac{\sqrt{34}}{2}-irrational$