deshawnnash53
deshawnnash53 deshawnnash53
  • 17-01-2019
  • Mathematics
contestada

Ella bought 8 meters of ribbon for $10.
How much does the ribbon cost per inch?

(1 in = 2.54 cm) Round your answer to the nearest

hundredth.

Respuesta :

TaeKwonDoIsDead
TaeKwonDoIsDead TaeKwonDoIsDead
  • 26-01-2019

Answer:

$0.03 per inch


Step-by-step explanation:


We need to convert 8 meters to inches first.

Unit ratio for meters to cm is:

[tex]\frac{1m}{100cm}[/tex]

So 8 meters is 800 cm

Now,

we need to convert 800 cm to inches

Unit ratio for cm to inches is:

[tex]\frac{2.54cm}{1inch}[/tex]

So, 800 cm is :

[tex]\frac{800}{2.54}=314.96[/tex]inches


To get costing per inch, we divide total cost ($10) by the total number of inches (which is 314.96):

[tex]\frac{10}{314.96}=0.032[/tex]


Rounded to nearest hundredth, $0.03 per inch

Answer Link

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