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3 years ago

What is the gcf of 25, 35 and 45

Mathematics

1 answer:

nekit [7.7K]3 years ago

4 0

GCF of 25, 35 and 45 is 5

Step-by-step explanation:

The greatest factor that divides all given numbers is called the greatest common factor.

In case of 25, 35 and 45, the greatest number that will divide all three will be the GCF

For that, we have to find the factors of all numbers

$25 = 1,5,5\\35 = 1,5,7\\45 = 1,3,5,9$

By observing the factors we can say that the greatest common factor is 5

Hence,

GCF of 25, 35 and 45 is 5

Keywords: GCF, Factors

Learn more about GCF at:

#LearnwithBrainly

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Rewrite 9 over 6 as a equivalent fraction and percent

vovangra [49]

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Step-by-step explanation:

9/6 divided by 3 on both top and bottom and get 3/2

9÷ 6= 1.5 so convert it into a percent! (move the decimal 2 places to the Right) 150%

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3 years ago

Which box is greater,a 1.5 lb box of raisins or a 650 gram box of raisins

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3 years ago

Which of the following expresses 16 + 36 by using the GCF of the two numbers?

sergij07 [2.7K]

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3 years ago

Read 2 more answers

There are 4 triangles and 16 squares.what is the simplest ratio of triangles to square

brilliants [131]

1:4
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4/16
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3 years ago

Please help Explanation will be appreciated thanks,

Genrish500 [490]

Answer: A; 6.3%

Step-by-step explanation:

Problem 1

For the first problem, we first want to find y so that we can plug it into the expression.

We can use elimination method for the system of equations to solve.

3x+3y=21

3x-y=5

We subtract both equations to eliminate x.

4y=16 [divide both sides by 4]

y=4

Now that we know y, we can plug it into the expression.

$\frac{4}{2} -3$ [divide]

$2-3$ [subtract]

$-1$

We know that the answer is A.

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Problem 2

For the second problem, we need to know how to calculate percent error. The formula for precent error is $\frac{|measured-exact|}{exact} *100%$ . We know that the exact value is 80 because the buyer was supposed to given 80. 75 is the measured value because that was what the buyer was given.

$\frac{|75-80|}{80} *100%$ [subtract]

$\frac{|-5|}{80} *100%$ [solve absolue value]

$\frac{5}{80} *100%$ [divide]

$0.0625*100%$ [multiply]

$6.25$

Since the problem said to round to one decimal place, we know that the answer is 6.3%.

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3 years ago