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egoroff_w [7]
3 years ago
10

If a:b=5:7 and b:c=6:12, then a:b:c​

Mathematics
1 answer:
uranmaximum [27]3 years ago
3 0

Step-by-step explanation:

A/B=5/7 , B/C=6/12

Taking B=12×7=84, we get

A=12×5=60, C=7×6=42

Hence,

60:84:42. Answer

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What is the inverse of the function y=x+5/7 ?
Zinaida [17]
X= y+5/7
7x=y+5
y= 7x-5
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4 years ago
Find the rate of $740 for 5 pounds
Lady_Fox [76]

Answer:

Each $148 = 1 pound.

Step-by-step explanation:

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3 years ago
A park is rectangular with a length of ⅔ miles. If the area of the park is 3/9 square miles, what is the width?
Zielflug [23.3K]

Answer:

Area of the rectangular park = 2/3 square mile

Let us assume the width of the rectangular park = x

Then

The length of the rectangular park = 2 2/3 * x mile

                                                      = 8x/3 mile

Then

Area of the rectangular park = Length * Width

2/3 = (8x/3) * x

2/3 = 8x^2/3

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So the width of the park is 1/2 feet.

Step-by-step explanation:

Brainliest would be nice

4 0
3 years ago
Read 2 more answers
Someone please solve this. no where is an answer to this
serg [7]

Answer:

a=-8/5

Step-by-step explanation:

  (-1/2a-5)=3a+1

To find the opposite of  1/2 a−5, find the opposite of each term.

-1/2a-(-5)= -3a+1

The opposite of −5 is 5.

-1/2a+5=-3a+1

add 3a to both sides

-1/2a+5+3a=1

Combine-1/2and 3a to get 5/2a

5/2a+5=1

Subtract 5 from both side

5/2a=1-5

Subtract 5 from 1 to get −4.

5/2a=-4

Multiply both sides by 2/5 =0.4, the reciprocal of  5/2=2.5.

a=-4x(2/5)

express -4x(2/5)=1.6 as single  fraction.

a= -4x2/5

Multiply −4 and 2 to get −8.

a=-8/5

Fraction −8/5 ≈−1.6 can be rewritten as −8/5 =−1.6 by extracting the negative sign.

a=-8/5

8 0
3 years ago
What is the greatest multiple of 14 and 21
vova2212 [387]

Answer:

The greatest multiple of 14 and 21 is 7.

Step-by-step explanation:

1,2,<u>7</u>,14

1,3,<u>7</u>,21

Hope it helps!

7 0
3 years ago
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