3 years ago

Research studies show that the relationship between the tire pressure of a vehicle's tires and the life of the tires is

Mathematics

1 answer:

algol133 years ago

8 0

Answer:

i dont know what is that explain that

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Step-by-step explanation:

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400 pounds per 340 square feet” as a rate in simplest form

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400lbs/340ft^2

Factor out largest common factor. LCF is the product of shared primes of the numbers prime factorization.

400=2*2*2*2*5*5, 340=2*2*5*17

So the product of the shared primes is 2*2*5=20, so divide the numerator and denominator by 40.

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20lbs/17ft^2 or if you prefer

(20/17)lbs/ft^2

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a classical music concert is to constist of 3 cello pieces, 3 choral works, and 3 pieces for piano. In how many ways can the pro

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120,960 ways

Step-by-step explanation:

Assuming that each piece is unique, then the order of each piece matters.

There are 9 pieces in total, there are 3 options for the first piece (3 piano pieces), and the remaining 8 pieces can be permuted. The number of possible arrangements is:

$n=3*\frac{8!}{(8-8)!}\\ n=3*8*7*6*5*4*3*2*1\\n=120,960\ ways$

The program can be arranged in 120,960 ways.

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