yasminabdullayev yasminabdullayev

17-11-2020
Mathematics

contestada

Mario bought 90 feet of rope for $21.60. He needs 60 more feet. If the unit price is the same, how much will he pay for the extra 60 feet of rope?

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Izzy1974 Izzy1974

17-11-2020

Answer:

Step-by-step explanation:

21.60/90= 0.24 a foot

0.24*60=14.40

He will pay $14.40 additional for the 60 feet of rope.

Answer Link

addstuff addstuff

17-11-2020

Answer:

$14.40

Step-by-step explanation:

So we know 90ft is 21.6

We also know that

60/90=2/3

So

write 21.6 as a fraction

21 6/10

216/10 * 2/3

=72/5

=14.40

Answer Link

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