Answered

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A city's sales tax is 0.07 write this decimal as a fraction and tell how many cents of tax are on each dollar

Sagot :

as a fraction it is 7/100 and it would be 7 cents for each dollar.  it is $1x.07
Calculistaidn

we know that

To convert the decimal as fraction in this problem, multiply and divide by one hundred

[tex]0.07=0.07*\frac{100}{100}=\frac{0.07*100}{100}=\frac{7}{100}[/tex]

therefore

the answer Part a) is

the decimal as fraction is equal to [tex]\frac{7}{100}[/tex]

Part b)

we know that

[tex]1[/tex] dollar is equal to [tex]100[/tex] cents

[tex]1[/tex] cent is equal to [tex]0.01[/tex] dollars

the tax is equal to [tex]0.07[/tex] dollars

so

by proportion

[tex]\frac{100}{1} \frac{cents}{dollar}=\frac{x}{0.07} \frac{cents}{dollars}\\ \\x=100*0.7\\ \\x=7\ cents[/tex]

the tax is equal to [tex]7[/tex] cents

therefore

the answer part b) is

There are [tex]7[/tex] cents of tax in each dollar

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